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Introductory Chemistry: Concepts and Critical Thinking, 7e (Corwin)
Chapter 1 Introduction to Chemistry
Key Terms
1) What is the term for the pseudoscience that attempted to discover a universal cure for disease and a magic elixir for immortality?
- A) alchemy
- B) biochemistry
- C) inorganic chemistry
- D) organic chemistry
- E) none of the above
Answer: A
Section: Key Terms
2) What is the term for the study of chemical substances derived from plants and animals?
- A) biochemistry
- B) green chemistry
- C) inorganic chemistry
- D) organic chemistry
- E) none of the above
Answer: A
Section: Key Terms
3) What is the term for the study of the composition and properties of matter?
- A) alchemy
- B) biochemistry
- C) chemistry
- D) science
- E) none of the above
Answer: C
Section: Key Terms
4) What is the term for the procedure of collecting data and recording observations under controlled conditions?
- A) alchemy
- B) chemistry
- C) experiment
- D) science
- E) none of the above
Answer: C
Section: Key Terms
5) What is the term for the design of products and processes that reduce or eliminate hazardous chemical substances?
- A) biochemistry
- B) green chemistry
- C) inorganic chemistry
- D) organic chemistry
- E) none of the above
Answer: B
Section: Key Terms
6) What is the term for a tentative proposal of a scientific principle that attempts to explain the meaning of a set of data collected in an experiment?
- A) estimation
- B) hypothesis
- C) natural law
- D) theory
- E) none of the above
Answer: B
Section: Key Terms
7) What is the term for the study of chemical substances that do not contain the element carbon?
- A) biochemistry
- B) green chemistry
- C) inorganic chemistry
- D) organic chemistry
- E) none of the above
Answer: C
Section: Key Terms
8) What is the term for an extensively tested proposal of a scientific principle that states a measurable relationship at different conditions?
- A) experiment
- B) hypothesis
- C) natural law
- D) theory
- E) none of the above
Answer: C
Section: Key Terms
9) What is the term for the study of chemical substances that contain the element carbon?
- A) biochemistry
- B) green chemistry
- C) inorganic chemistry
- D) organic chemistry
- E) none of the above
Answer: D
Section: Key Terms
10) What is the term for the methodical exploration of nature and the logical explanation of the observations?
- A) alchemy
- B) chemistry
- C) experiment
- D) science
- E) none of the above
Answer: D
Section: Key Terms
11) What is the term for an investigation that entails performing an experiment, proposing a hypothesis, testing the hypothesis, and stating a theory or law?
- A) alchemy
- B) chemistry
- C) science
- D) scientific method
- E) none of the above
Answer: D
Section: Key Terms
12) What is the term for an extensively tested proposal of a scientific principle that explains the behavior of nature?
- A) experiment
- B) hypothesis
- C) natural law
- D) theory
- E) none of the above
Answer: D
Section: Key Terms
Questions for Chapter 1
1) What two forces were responsible for bringing the natural world into existence according to the beliefs of the ancient Chinese?
- A) male and female
- B) positive and negative
- C) shiva and vishnu
- D) yin and yang
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
2) What four elements composed everything in nature according to the beliefs of the ancient Greeks?
- A) air, earth, fire, and water
- B) air, earth, salt, and water
- C) air, ashes, fire, and water
- D) smoke, earth, fire, and water
- E) none of the above
Answer: B
Section: 1.1 Evolution of Chemistry
3) Which of the following was a basic element in nature according to Aristotle?
- A) ashes
- B) ether
- C) salt
- D) smoke
- E) none of the above
Answer: B
Section: 1.1 Evolution of Chemistry
4) Who is generally considered the founder of the scientific method?
- A) Aristotle
- B) Robert Boyle
- C) John Dalton
- D) Antoine Lavoisier
- E) none of the above
Answer: B
Section: 1.1 Evolution of Chemistry
5) What book helped establish the scientific method by arguing that theories are no better than the experiments on which they are based?
- A) Elementary Treatise on Chemistry
- B) Methods of Chemical Research
- C) Scientific Investigations of Gases
- D) The Sceptical Chymist
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
6) Which of the following is a basic step in the scientific method?
- A) perform an experiment and collect data
- B) analyze experimental data and propose a hypothesis
- C) test a hypothesis and state a theory or law
- D) all of the above
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
7) What is the difference between a hypothesis and a scientific theory?
- A) A hypothesis is a tentative proposal and a theory is a tested proposal.
- B) A theory is a tentative proposal and a hypothesis is a tested proposal.
- C) A hypothesis requires an experiment and a theory does not.
- D) A theory requires an experiment and a hypothesis does not.
- E) none of the above
Answer: A
Section: 1.1 Evolution of Chemistry
8) What is the difference between a scientific theory and a natural law?
- A) A theory is a tentative proposal and a law is a tested proposal.
- B) A law is a tentative proposal and a theory is a tested proposal.
- C) A theory explains behavior and a law states a measurable relationship.
- D) A law explains behavior and a theory states a measurable relationship.
- E) none of the above
Answer: C
Section: 1.1 Evolution of Chemistry
9) What question can we ask in order to distinguish between a theory and a law?
- A) Does the statement concern atoms?
- B) Does the statement concern gases?
- C) Is the statement comprehensible?
- D) Is the statement measurable?
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
10) Which of the following statements is a scientific theory?
- A) Atoms contain protons, neutrons, and electrons.
- B) Equal volumes of gases contain the same number of molecules.
- C) The energy of two gas molecules is the same before and after a collision.
- D) all of the above
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
11) Which of the following statements is a natural law?
- A) The mass of substances, before and after a chemical change, is the same.
- B) If the volume of a gas doubles, the pressure decreases by a factor of two.
- C) The energy derived from a change in mass is found by E = mc2.
- D) all of the above
- E) none of the above
Answer: D
Section: 1.1 Evolution of Chemistry
12) Who is generally considered the founder of modern chemistry?
- A) Aristotle
- B) Robert Boyle
- C) John Dalton
- D) Antoine Lavoisier
- E) none of the above
Answer: D
Section: 1.2 Modern Chemistry
13) Which of the following is a branch of chemistry?
- A) biochemistry
- B) inorganic chemistry
- C) organic chemistry
- D) all of the above
- E) none of the above
Answer: D
Section: 1.2 Modern Chemistry
14) Which of the following is a branch of chemistry?
- A) analytical chemistry
- B) environmental chemistry
- C) physical chemistry
- D) all of the above
- E) none of the above
Answer: D
Section: 1.2 Modern Chemistry
15) In which of the following industries does chemistry play an important role?
- A) agriculture
- B) medicine
- C) petrochemical
- D) pharmaceutical
- E) all of the above
Answer: E
Section: 1.2 Modern Chemistry
16) In which of the following industries does chemistry play an important role?
- A) construction
- B) electronics
- C) paper
- D) transportation
- E) all of the above
Answer: E
Section: 1.2 Modern Chemistry
17) Petrochemicals are derived from which of the following of resources?
- A) atmosphere
- B) petroleum
- C) seawater
- D) trees
- E) none of the above
Answer: B
Section: 1.2 Modern Chemistry
18) Which of the following is derived from a petrochemical?
- A) a fuel
- B) a paint
- C) a pesticide
- D) all of the above
- E) none of the above
Answer: D
Section: 1.2 Modern Chemistry
19) Which of the following is derived from a petrochemical?
- A) detergents
- B) dyes
- C) plastics
- D) textiles
- E) all of the above
Answer: E
Section: 1.2 Modern Chemistry
20) Which of the following professions requires a knowledge of chemistry?
- A) dentist
- B) nurse
- C) pharmacist
- D) sports trainer
- E) all of the above
Answer: E
Section: 1.2 Modern Chemistry
21) In a survey by the American Chemical Society, how did entering college students rate chemistry in their daily lives?
- A) highly relevant
- B) moderately relevant
- C) somewhat relevant
- D) rarely relevant
- E) irrelevant
Answer: A
Section: 1.3 Learning Chemistry
22) In a survey by the American Chemical Society, what percentage of entering college students thought that chemistry is a difficult subject?
- A) 1%
- B) 5%
- C) 10%
- D) 83%
- E) 100%
Answer: D
Section: 1.3 Learning Chemistry
23) Is it possible to observe one visual image and have two different perceptions?
- A) yes
- B) It is only possible if the image is large.
- C) It is only possible if the image is in color.
- D) It is only possible if the image is in black and white.
- E) no
Answer: A
Section: 1.3 Learning Chemistry
24) Why would a student at first find a problem impossible to solve when later the solution is obvious?
- A) The student did not have biology.
- B) The student did not have chemistry.
- C) The student did not have physics.
- D) The student had an unconscious assumption.
- E) none of the above
Answer: D
Section: 1.3 Learning Chemistry
25) What is the unconscious assumption that prevents connecting the following nine dots with four straight, continuous lines?
- A) A line cannot be longer than 1 inch.
- B) A line cannot be drawn at a 45° angle.
- C) A line cannot be drawn at a 90° angle.
- D) A line cannot be drawn past a dot.
- E) none of the above
Answer: D
Section: 1.3 Learning Chemistry
26) Which of the following is a positive association with the study of chemistry?
- A) Chemistry is relevant to our daily lives.
- B) Chemistry offers career opportunities.
- C) Chemistry has biomedical applications.
- D) Chemistry benefits society.
- E) all of the above
Answer: E
Section: 1.3 Learning Chemistry
27) Which of the following is a positive association with the practice of chemistry?
- A) Chemistry experiments may be fun.
- B) Chemistry experiments may cause injury.
- C) Chemistry experiments may be foul smelling.
- D) Chemistry experiments may produce toxic waste.
- E) none of the above
Answer: A
Section: 1.3 Learning Chemistry
28) What subject is referred to as the central science?
- A) biology
- B) chemistry
- C) geology
- D) physics
- E) none of the above
Answer: B
Section: General Exercises
29) What subject is said to be at the crossroads of biology, physics, and geology?
- A) biochemistry
- B) chemistry
- C) environmental chemistry
- D) geochemistry
- E) none of the above
Answer: B
Section: General Exercises
30) What is the minimum number of straight, continuous lines that are necessary to connect the following nine dots?
- A) 1
- B) 2
- C) 3
- D) 4
- E) 5
Answer: A
Section: General Exercises
Chemistry Connection “Worth Your Salt?”
1) “Worth your salt” refers to people who earn which of the following?
- A) high wages
- B) low wages
- C) respect
- D) salt rations
- E) none of the above
Answer: C
2) “Salt money” paid to laborers in Roman times gives rise to what modern term?
- A) salary
- B) salt of the earth
- C) salt rations
- D) solarium
- E) none of the above
Answer: A
3) What are the sources of ordinary table salt?
- A) mining rock salt
- B) dissolving salt beds
- C) evaporating salt water
- D) all of the above
- E) none of the above
Answer: D
4) Table salt contains which of the following for proper thyroid function?
- A) potassium bromide
- B) potassium chloride
- C) potassium iodide
- D) potassium oxide
- E) all of the above
Answer: C
Chemistry Conncection “A Student Success Story”
1) Which element was rare and valuable until 1886 when an inexpensive way of producing the metal from its mineral ore was discovered?
- A) aluminum
- B) copper
- C) nickel
- D) silicon
- E) none of the above
Answer: A
2) Who was the American chemistry student that discovered an inexpensive method for producing aluminum metal from its ore?
- A) Frederick Alum
- B) Thomas Edison
- C) Charles Goodyear
- D) Charles Hall
- E) none of the above
Answer: D
3) Who was the French chemist that discovered an inexpensive method for producing aluminum metal from its ore?
- A) Frederick Alum
- B) Jacques Charles
- C) Paul Héroult
- D) Antoine Lavoisier
- E) none of the above
Answer: C
Introductory Chemistry: Concepts and Critical Thinking, 7e (Corwin)
Chapter 5 The Periodic Table
Key Terms
1) What is the term for the elements with atomic numbers 90–103?
- A) actinide series
- B) lanthanide series
- C) rare-earth elements
- D) transuranium elements
- E) none of the above
Answer: B
Section: Key Terms
2) What is the name of the family of elements in Group IA/1?
- A) alkali metals
- B) alkaline earth metals
- C) halogens
- D) noble gases
- E) none of the above
Answer: A
Section: Key Terms
3) What is the name of the family of elements in Group IIA/2?
- A) alkali metals
- B) alkaline earth metals
- C) halogens
- D) noble gases
- E) none of the above
Answer: B
Section: Key Terms
4) What is the term for the inner electrons in an atom which are not available for bonding?
- A) center electrons
- B) core electrons
- C) nuclear electrons
- D) valence electrons
- E) none of the above
Answer: B
Section: Key Terms
5) What is the term for a method of writing the electron configuration whereby all the inner electrons are represented by a noble gas symbol in brackets followed by the valence electrons?
- A) atomic notation
- B) core notation
- C) electron notation
- D) noble gas notation
- E) none of the above
Answer: B
Section: Key Terms
6) What is the term for a chemical symbol of an element surrounded by a dot representing each valence electron?
- A) atom dot notation
- B) core notation
- C) electron dot formula
- D) valence formula
- E) none of the above
Answer: C
Section: Key Terms
7) What is the term for the shorthand description of the arrangement of electrons by sublevels according to increasing energy?
- A) atomic notation
- B) atomic number
- C) continuous spectrum
- D) electron configuration
- E) none of the above
Answer: D
Section: Key Terms
8) What terms refer to a vertical column in the periodic table of elements?
- A) group or family
- B) group or series
- C) period or family
- D) period or series
- E) none of the above
Answer: A
Section: Key Terms
9) What is the name of the family of elements in Group VIIA/17?
- A) alkali metals
- B) alkaline earth metals
- C) halogens
- D) noble gases
- E) none of the above
Answer: C
Section: Key Terms
10) What is the term for the two series of elements that include Ce-Lu and Th-Lr?
- A) rare earth elements
- B) representative elements
- C) transition elements
- D) inner transition elements
- E) none of the above
Answer: D
Section: Key Terms
11) What is the term for an atom (or group of atoms) that bears a charge as the result of gaining or losing valence electrons?
- A) anion
- B) cation
- C) ion
- D) polyatomic ion
- E) none of the above
Answer: C
Section: Key Terms
12) What is the term for the charge on an atom that has lost or gained electrons?
- A) atomic charge
- B) electron charge
- C) ionic charge
- D) valence charge
- E) none of the above
Answer: C
Section: Key Terms
13) What is the term for the minimum amount of energy to remove an electron from a neutral atom in the gaseous state?
- A) atomic energy
- B) electron energy
- C) ionization energy
- D) nuclear energy
- E) none of the above
Answer: C
Section: Key Terms
14) What is the term for two different ions with the same electron configuration?
- A) isoelectronic
- B) isoenergetic
- C) isonuclear
- D) isotopes
- E) none of the above
Answer: A
Section: Key Terms
15) What is the term for the elements with atomic numbers 58–71?
- A) actinide series
- B) lanthanide series
- C) rare earth elements
- D) transuranium elements
- E) none of the above
Answer: B
Section: Key Terms
16) What is the name of the family of elements in Group VIIIA/18?
- A) alkali metals
- B) alkaline earth metals
- C) halogens
- D) noble gases
- E) none of the above
Answer: D
Section: Key Terms
17) What terms refer to a horizontal row in the periodic table of elements?
- A) group or family
- B) group or series
- C) period or family
- D) period or series
- E) none of the above
Answer: D
Section: Key Terms
18) Which of the following laws states that the properties of the elements recur in a repeating pattern when arranged according to increasing atomic number?
- A) law of atomic numbers
- B) law of constant composition
- C) law of periodic properties
- D) periodic law
- E) none of the above
Answer: D
Section: Key Terms
19) What is the term for the elements with atomic numbers 21, 39, 57, and 58-71?
- A) actinide series
- B) lanthanide series
- C) rare earth elements
- D) transuranium elements
- E) none of the above
Answer: C
Section: Key Terms
20) What is the term for the elements in Groups 1, 2, 13-18?
- A) rare earth elements
- B) representative elements
- C) transition elements
- D) inner transition elements
- E) none of the above
Answer: B
Section: Key Terms
21) What is the term for the elements in Groups 3-12?
- A) rare earth elements
- B) representative elements
- C) transition elements
- D) inner transition elements
- E) none of the above
Answer: C
Section: Key Terms
22) What is the term for the elements with atomic numbers beyond 92?
- A) actinide series
- B) lanthanide series
- C) rare earth elements
- D) transuranium elements
- E) none of the above
Answer: D
Section: Key Terms
23) What is the term for the electrons that occupy the outermost s and p sublevels of an atom?
- A) core electrons
- B) kernel electrons
- C) sublevel electrons
- D) valence electrons
- E) none of the above
Answer: D
Section: Key Terms
Questions for Chapter 5
1) Which of the following scientists contributed to the development of the periodic table of elements?
- A) J. W. Döbereiner
- B) Dmitri Mendeleev
- C) H. G. J. Moseley
- D) J. A. R. Newlands
- E) all of the above
Answer: E
Section: 5.1 Classification of Elements
2) Which of the following scientists did not contribute to the development of the periodic table of elements?
- A) John Dalton
- B) J. W. Döbereiner
- C) Dmitri Mendeleev
- D) H. G. J. Moseley
- E) J. A. R. Newlands
Answer: A
Section: 5.1 Classification of Elements
3) Which of the following scientists is credited with first arranging the elements into groups according to increasing atomic mass and repeating properties?
- A) Johann Döbereiner
- B) Dmitri Mendeleev
- C) H. G. J. Moseley
- D) J. A. R. Newlands
- E) none of the above
Answer: B
Section: 5.1 Classification of Elements
4) Why was helium absent from Mendeleev’s original periodic table of 1871?
- A) Helium is unstable.
- B) Helium is radioactive.
- C) Helium had not been discovered.
- D) Helium occurs only in compounds.
- E) none of the above
Answer: C
Section: 5.1 Classification of Elements
5) Why was argon absent from Mendeleev’s original periodic table of 1871?
- A) Argon is unstable.
- B) Argon is radioactive.
- C) Argon had not been discovered.
- D) Argon occurs only in compounds.
- E) none of the above
Answer: C
Section: 5.1 Classification of Elements
6) Why were noble gases absent from Mendeleev’s original periodic table of 1871?
- A) The noble gases are unstable.
- B) The noble gases are radioactive.
- C) The noble gases had not been discovered.
- D) The noble gases occur only in compounds.
- E) none of the above
Answer: C
Section: 5.1 Classification of Elements
7) Previous to the X-ray emission evidence of 1913, the order of the elements in the periodic table was
based on which of the following?
- A) increasing atomic number
- B) increasing mass number
- C) increasing atomic mass
- D) increasing isotopic mass
- E) none of the above
Answer: C
Section: 5.2 The Periodic Law Concept
8) Following the X-ray emission studies of Harry Moseley in 1913, the order of the elements in the periodic table was based on which of the following?
- A) increasing atomic number
- B) increasing mass number
- C) increasing atomic mass
- D) increasing isotopic mass
- E) none of the above
Answer: A
Section: 5.2 The Periodic Law Concept
9) The modern periodic law states that the properties of the elements repeat when the periodic table is arranged according to which of the following?
- A) increasing atomic number
- B) increasing mass number
- C) increasing atomic mass
- D) increasing isotopic mass
- E) none of the above
Answer: A
Section: 5.2 The Periodic Law Concept
10) Which of the following is a representative element?
- A) B
- B) Ba
- C) Br
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
11) Which of the following is a transition element?
- A) Cu
- B) Ag
- C) Au
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
12) Which of the following is an inner transition element?
- A) Rf
- B) Ti
- C) Th
- D) all of the above
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
13) Which fourth period representative element has the highest atomic number?
- A) Ca
- B) Kr
- C) Pb
- D) Zn
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
14) Which fourth period transition element has the highest atomic number?
- A) Ca
- B) Cd
- C) Kr
- D) Zn
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
15) Which fifth period representative element has the highest atomic number?
- A) Bi
- B) Cd
- C) Sr
- D) Xe
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
16) Which fifth period transition element has the highest atomic number?
- A) Cd
- B) Hg
- C) Sr
- D) Xe
- E) none of the above
Answer: A
Section: 5.3 Groups and Periods of Elements
17) Which of the following elements are fourth period semimetals?
- A) Si and Ge
- B) Ge and As
- C) Sb and Te
- D) Po and At
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
18) Which of the following elements are fifth period semimetals?
- A) As and Sb
- B) Ge and As
- C) Sb and Te
- D) Po and At
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
19) Which of the following elements are sixth period semimetals?
- A) Te and Po
- B) Ge and As
- C) Sb and Te
- D) Po and At
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
20) Which of the following is a radioactive metal?
- A) Tc
- B) Te
- C) Ti
- D) Tl
- E) none of the above
Answer: A
Section: 5.3 Groups and Periods of Elements
21) Which of the following is a radioactive metal?
- A) Pb
- B) Pd
- C) Pm
- D) Pt
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
22) Which of the following is a radioactive semimetal?
- A) Ge
- B) Pm
- C) Po
- D) Rn
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
23) Which of the following is a radioactive semimetal?
- A) At
- B) B
- C) Ge
- D) Si
- E) none of the above
Answer: A
Section: 5.3 Groups and Periods of Elements
24) Which of the following is a radioactive nonmetal?
- A) At
- B) Po
- C) Ra
- D) Rn
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
25) Which of the following is a radioactive nonmetal?
- A) At
- B) Po
- C) Ra
- D) Xe
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
26) Which of the following is an alkali metal?
- A) Li
- B) Na
- C) K
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
27) Which of the following is an alkali metal?
- A) Al
- B) Fe
- C) Ca
- D) all of the above
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
28) Which of the following is an alkali metal?
- A) Al
- B) Cs
- C) Cu
- D) Mg
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
29) Which of the following is an alkaline earth metal?
- A) Mg
- B) Ca
- C) Ba
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
30) Which of the following is an alkaline earth metal?
- A) Al
- B) Rb
- C) Zn
- D) all of the above
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
31) Which of the following is an alkaline earth metal?
- A) Ca
- B) Co
- C) Cu
- D) Cs
- E) none of the above
Answer: A
Section: 5.3 Groups and Periods of Elements
32) Which of the following is a halogen?
- A) Cl
- B) F
- C) I
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
33) Which of the following is a halogen?
- A) Ar
- B) H
- C) N
- D) all of the above
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
34) Which of the following is a halogen?
- A) Ar
- B) Br
- C) H
- D) Hg
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
35) Which of the following is a noble gas?
- A) He
- B) Ar
- C) Xe
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
36) Which of the following is a noble gas?
- A) F
- B) N
- C) O
- D) all of the above
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
37) Which of the following is a noble gas?
- A) Au
- B) Kr
- C) N
- D) No
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
38) Which of the following is a rare earth element?
- A) Al
- B) Be
- C) Li
- D) Sc
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
39) Which of the following is a rare earth element?
- A) Ba
- B) Cr
- C) La
- D) Th
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
40) Which of the following is a rare earth element?
- A) B
- B) P
- C) U
- D) Y
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
41) Which of the following is the highest atomic mass lanthanide?
- A) Ce
- B) Lr
- C) Lu
- D) Th
- E) none of the above
Answer: C
Section: 5.3 Groups and Periods of Elements
42) Which of the following is the lowest atomic mass lanthanide?
- A) Ce
- B) Lr
- C) Lu
- D) Sc
- E) Th
Answer: A
Section: 5.3 Groups and Periods of Elements
43) Which of the following is the highest atomic number actinide?
- A) Ce
- B) Lr
- C) Lu
- D) Th
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
44) Which of the following is the lowest atomic number actinide?
- A) Ce
- B) Lr
- C) Lu
- D) Sc
- E) Th
Answer: E
Section: 5.3 Groups and Periods of Elements
45) Which of the following is a transuranium element?
- A) Np
- B) Cf
- C) Lr
- D) all of the above
- E) none of the above
Answer: D
Section: 5.3 Groups and Periods of Elements
46) Which of the following is a transuranium element?
- A) Pa
- B) Th
- C) U
- D) all of the above
- E) none of the above
Answer: E
Section: 5.3 Groups and Periods of Elements
47) Which of the following is a transuranium element?
- A) Ac
- B) Md
- C) Th
- D) U
- E) none of the above
Answer: B
Section: 5.3 Groups and Periods of Elements
48) Which of the following is a general trend in the periodic table for the metallic character of the elements?
- A) increases from left to right, increases from bottom to top
- B) increases from left to right, decreases from bottom to top
- C) decreases from left to right, increases from bottom to top
- D) decreases from left to right, decreases from bottom to top
- E) none of the above
Answer: D
Section: 5.4 Periodic Trends
49) Which of the following is a general trend in the periodic table for the atomic radius of the elements?
- A) increases from left to right, increases from bottom to top
- B) increases from left to right, decreases from bottom to top
- C) decreases from left to right, increases from bottom to top
- D) decreases from left to right, decreases from bottom to top
- E) none of the above
Answer: D
Section: 5.4 Periodic Trends
50) Which of the following is a general trend from left to right in the periodic table of elements?
- A) atomic radius increases; metallic character increases
- B) atomic radius increases; metallic character decreases
- C) atomic radius decreases; metallic character increases
- D) atomic radius decreases; metallic character decreases
- E) none of the above
Answer: D
Section: 5.4 Periodic Trends
51) Which of the following elements has the most metallic character?
- A) Li
- B) Na
- C) Be
- D) Mg
- E) Al
Answer: B
Section: 5.4 Periodic Trends
52) Which of the following elements has the most metallic character?
- A) Na
- B) K
- C) Ca
- D) Fe
- E) Al
Answer: B
Section: 5.4 Periodic Trends
53) Which of the following elements has the least metallic character?
- A) C
- B) N
- C) O
- D) P
- E) S
Answer: C
Section: 5.4 Periodic Trends
54) Which of the following elements has the least metallic character?
- A) F
- B) Cl
- C) Br
- D) O
- E) S
Answer: A
Section: 5.4 Periodic Trends
55) Which of the following elements has the largest atomic radius?
- A) Li
- B) Be
- C) B
- D) Na
- E) Mg
Answer: D
Section: 5.4 Periodic Trends
56) Which of the following elements has the largest atomic radius?
- A) Na
- B) K
- C) Ca
- D) Fe
- E) Al
Answer: B
Section: 5.4 Periodic Trends
57) Which of the following elements has the smallest atomic radius?
- A) F
- B) Cl
- C) Br
- D) O
- E) S
Answer: A
Section: 5.4 Periodic Trends
58) Which of the following elements has the smallest atomic radius?
- A) C
- B) N
- C) O
- D) P
- E) S
Answer: C
Section: 5.4 Periodic Trends
59) Calculate the predicted atomic radius for potassium, K, given the atomic radius of rubidium, Rb, (0.247 nm) and cesium, Cs, (0.265 nm).
- A) 0.018 nm
- B) 0.229 nm
- C) 0.238 nm
- D) 0.256 nm
- E) 0.283 nm
Answer: B
Section: 5.5 Properties of Elements
60) Calculate the predicted atomic radius for selenium, Se, given the atomic radius of sulfur, S, (0.104 nm) and tellurium, Te, (0.143 nm).
- A) 0.039 nm
- B) 0.062 nm
- C) 0.124 nm
- D) 0.163 nm
- E) 0.182 nm
Answer: C
Section: 5.5 Properties of Elements
61) Calculate the predicted atomic radius for radioactive polonium, Po, given the radius of selenium, Se, (0.116 nm) and tellurium, Te, (0.143 nm).
- A) 0.027 nm
- B) 0.089 nm
- C) 0.130 nm
- D) 0.157 nm
- E) 0.170 nm
Answer: E
Section: 5.5 Properties of Elements
62) Calculate the predicted density for calcium, Ca, given the density of strontium, Sr, (2.63g/cm3) and barium, Ba, (3.65 g/cm3).
- A) 1.02 g/cm3
- B) 1.61 g/cm3
- C) 2.12 g/cm3
- D) 3.14 g/cm3
- E) 4.67 g/cm3
Answer: B
Section: 5.5 Properties of Elements
63) Calculate the predicted density for rhodium, Rh, given the density of cobalt, Co, (8.89 g/cm3) and iridium, Ir, (22.65 g/cm3).
- A) 2.01 g/cm3
- B) 6.88 g/cm3
- C) 13.76 g/cm3
- D) 15.77 g/cm3
- E) 29.53 g/cm3
Answer: D
Section: 5.5 Properties of Elements
64) Calculate the predicted density for lanthanum metal, La, given the density of scandium, Sc, (2.99g/cm3) and yttrium, Y, (4.47 g/cm3).
- A) 0.740 g/cm3
- B) 1.48 g/cm3
- C) 3.73 g/cm3
- D) 5.21 g/cm3
- E) 5.95 g/cm3
Answer: E
Section: 5.5 Properties of Elements
65) Calculate the predicted melting point for iron, Fe, given the melting points of ruthenium, Ru, (2310 °C) and osmium, Os, (3045 °C).
- A) 735 °C
- B) 1575 °C
- C) 2678 °C
- D) 3780 °C
- E) 5355 °C
Answer: B
Section: 5.5 Properties of Elements
66) Calculate the predicted melting point for tungsten metal, W, given the melting points of chromium, Cr, (1857 °C) and molybdenum, Mo, (2617 °C).
- A) 760 °C
- B) 1097 °C
- C) 2237 °C
- D) 2997 °C
- E) 3377 °C
Answer: E
Section: 5.5 Properties of Elements
67) Calculate the predicted melting point for radioactive technetium, Tc, given the melting points of manganese, Mn, (1244 °C) and rhenium, Re, (3180 °C).
- A) 968 °C
- B) 1936 °C
- C) 2212 °C
- D) 4148 °C
- E) 5116 °C
Answer: C
Section: 5.5 Properties of Elements
68) Calculate the predicted boiling point for krypton, Kr, given the boiling points of xenon, Xe, (-107 °C) and radon, Rn, (-62 °C).
- A) -152 °C
- B) -85 °C
- C) -45 °C
- D) -17 °C
- E) 45 °C
Answer: A
Section: 5.5 Properties of Elements
69) Calculate the predicted boiling point for xenon, Xe, given the boiling points of krypton, Kr, (-152 °C) and radon, Rn, (-62 °C).
- A) -242 °C
- B) -107 °C
- C) -45 °C
- D) 28 °C
- E) 45 °C
Answer: B
Section: 5.5 Properties of Elements
70) Calculate the predicted boiling point for radioactive radon, Rn, given the boiling points of krypton, Kr, (-152 °C) and xenon, Xe, (-107 °C).
- A) -197 °C
- B) -130 °C
- C) -62 °C
- D) -45 °C
- E) 45 °C
Answer: C
Section: 5.5 Properties of Elements
71) Which of the following has chemical properties most similar to sodium?
- A) He
- B) K
- C) Mg
- D) B
- E) Fe
Answer: B
Section: 5.5 Properties of Elements
72) Which of the following has chemical properties most similar to zinc?
- A) Al
- B) Ga
- C) Cd
- D) Ag
- E) Cu
Answer: C
Section: 5.5 Properties of Elements
73) Which of the following has chemical properties most similar to arsenic?
- A) Ar
- B) Cl
- C) Ge
- D) Sb
- E) Se
Answer: D
Section: 5.5 Properties of Elements
74) Which of the following does not have chemical properties similar to Mg?
- A) barium
- B) beryllium
- C) calcium
- D) manganese
- E) strontium
Answer: D
Section: 5.5 Properties of Elements
75) Which of the following does not have chemical properties similar to At?
- A) antimony
- B) bromine
- C) chlorine
- D) fluorine
- E) iodine
Answer: A
Section: 5.5 Properties of Elements
76) Which of the following does not have chemical properties similar to Rn?
- A) argon
- B) krypton
- C) neon
- D) radium
- E) xenon
Answer: D
Section: 5.5 Properties of Elements
77) Given the chemical formulas Na2O, MgO, and Al2O3, predict the formula for radioactive francium oxide, Fr?O?.
- A) FrO
- B) Fr2O
- C) FrO2
- D) Fr2O3
- E) Fr3O2
Answer: B
Section: 5.5 Properties of Elements
78) Given the chemical formulas MgO, Al2O3, and SiO2, predict the formula for germanium oxide, Ge?O?.
- A) GeO
- B) Ge2O
- C) GeO2
- D) Ge2O3
- E) Ge3O2
Answer: C
Section: 5.5 Properties of Elements
79) Given the chemical formulas for Al2O3, SiO2, and P2O5, predict the formula for arsenic oxide, As?O?.
- A) AsO
- B) AsO2
- C) As2O3
- D) As3O2
- E) As2O5
Answer: E
Section: 5.5 Properties of Elements
80) Given the chemical formulas CH4, NH3, and H2O, predict the formula for silane, Si?H?.
- A) SiH4
- B) SiH3
- C) H2Si
- D) SiH2
- E) SiH
Answer: A
Section: 5.5 Properties of Elements
81) Given the chemical formulas CH4, NH3, and H2O, predict the formula for phosphine, P?H?.
- A) PH4
- B) PH3
- C) H2P
- D) PH2
- E) PH
Answer: B
Section: 5.5 Properties of Elements
82) Given the chemical formulas CH4, NH3, and H2O, predict the formula for arsine, As?H?.
- A) AsH4
- B) AsH3
- C) H2As
- D) AsH2
- E) AsH
Answer: B
Section: 5.5 Properties of Elements
83) Which energy sublevel is being filled by the elements K to Ca?
- A) 3d
- B) 4s
- C) 4p
- D) 4d
- E) 4f
Answer: B
Section: 5.6 Blocks of Elements
84) Which energy sublevel is being filled by the elements Rb to Sr?
- A) 4d
- B) 5s
- C) 5p
- D) 5d
- E) 5f
Answer: B
Section: 5.6 Blocks of Elements
85) Which energy sublevel is being filled by the elements Ga to Kr?
- A) 3d
- B) 4s
- C) 4p
- D) 4d
- E) 4f
Answer: C
Section: 5.6 Blocks of Elements
86) Which energy sublevel is being filled by the elements In to Xe?
- A) 4d
- B) 5s
- C) 5p
- D) 5d
- E) 5f
Answer: C
Section: 5.6 Blocks of Elements
87) Which energy sublevel is being filled by the elements Sc to Zn?
- A) 3d
- B) 4s
- C) 4p
- D) 4d
- E) 4f
Answer: A
Section: 5.6 Blocks of Elements
88) Which energy sublevel is being filled by the elements Y to Cd?
- A) 4d
- B) 5s
- C) 5p
- D) 5d
- E) 5f
Answer: A
Section: 5.6 Blocks of Elements
89) Which energy sublevel is being filled by the elements Ce to Lu?
- A) 5d
- B) 6d
- C) 4f
- D) 5f
- E) 6f
Answer: C
Section: 5.6 Blocks of Elements
90) Which energy sublevel is being filled by the elements Th to Lr?
- A) 6d
- B) 7d
- C) 4f
- D) 5f
- E) 6f
Answer: D
Section: 5.6 Blocks of Elements
91) What is the core notation for the electron configuration of an aluminum atom?
- A) [Ne]
- B) [Ne] 2s22p1
- C) [Ne] 3s23p1
- D) [Ne] 3s23d1
- E) [Ar]
Answer: C
Section: 5.6 Blocks of Elements
92) What is the core notation for the electron configuration of a potassium atom?
- A) [Ar]
- B) [Ar] 4s1
- C) [Ar] 4p1
- D) [Ar] 4d1
- E) [Kr]
Answer: B
Section: 5.6 Blocks of Elements
93) What is the core notation for the electron configuration of an iodine atom?
- A) [Kr]
- B) [Kr] 5s24p5
- C) [Kr] 5s24d10 5p5
- D) [Kr] 5s24d10 5d6
- E) [Xe]
Answer: C
Section: 5.6 Blocks of Elements
94) Which element has the following electron configuration: [Ar] 4s2 3d5?
- A) Br
- B) Cl
- C) Kr
- D) Mn
- E) Tc
Answer: D
Section: 5.6 Blocks of Elements
95) Which element has the following electron configuration: [Kr] 5s2 4d10 5p2?
- A) Pb
- B) Sn
- C) Sr
- D) Xe
- E) Zr
Answer: B
Section: 5.6 Blocks of Elements
96) Which element has the following electron configuration: [Xe] 6s2?
- A) Ba
- B) Cs
- C) Hf
- D) Pb
- E) Sr
Answer: A
Section: 5.6 Blocks of Elements
97) Predict the number of valence electrons for a Group IIA/2 element.
- A) 1
- B) 2
- C) 3
- D) 6
- E) 8
Answer: B
Section: 5.7 Valence Electrons
98) Predict the number of valence electrons for a Group IIIA/13 element.
- A) 2
- B) 3
- C) 5
- D) 8
- E) 13
Answer: B
Section: 5.7 Valence Electrons
99) Predict the number of valence electrons for a Group IVA/14 element.
- A) 2
- B) 4
- C) 6
- D) 8
- E) 14
Answer: B
Section: 5.7 Valence Electrons
100) Predict the number of valence electrons for a Group VA/15 element.
- A) 2
- B) 3
- C) 5
- D) 8
- E) 15
Answer: C
Section: 5.7 Valence Electrons
101) Predict the number of valence electrons for a Group VIA/16 element.
- A) 2
- B) 4
- C) 6
- D) 8
- E) 16
Answer: A
Section: 5.7 Valence Electrons
102) Predict the number of valence electrons for a Group VIIA/17 element.
- A) 1
- B) 2
- C) 3
- D) 7
- E) 17
Answer: D
Section: 5.7 Valence Electrons
103) Predict the number of valence electrons for a phosphorus atom.
- A) 3
- B) 5
- C) 8
- D) 15
- E) 31
Answer: B
Section: 5.7 Valence Electrons
104) Predict the number of valence electrons for a sulfur atom.
- A) 4
- B) 6
- C) 8
- D) 16
- E) 32
Answer: B
Section: 5.7 Valence Electrons
105) Predict the number of valence electrons for a chlorine atom.
- A) 1
- B) 5
- C) 7
- D) 17
- E) 35
Answer: C
Section: 5.7 Valence Electrons
106) Which of the following is the electron dot formula for an atom of potassium?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: A
Section: 5.8 Electroni Dot Formulas
107) Which of the following is the electron dot formula for an atom of strontium?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: B
Section: 5.8 Electroni Dot Formulas
108) Which of the following is the electron dot formula for an atom of boron?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: B
Section: 5.8 Electroni Dot Formulas
109) Which of the following is the electron dot formula for an atom of carbon?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: C
Section: 5.8 Electroni Dot Formulas
110) Which of the following is the electron dot formula for an atom of nitrogen?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: C
Section: 5.8 Electroni Dot Formulas
111) Which of the following is the electron dot formula for an atom of oxygen?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: D
Section: 5.8 Electroni Dot Formulas
112) Which of the following is the electron dot formula for an atom of fluorine?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: D
Section: 5.8 Electroni Dot Formulas
113) Which of the following is the electron dot formula for an atom of neon?
- A) (a)
- B) (b)
- C) (c)
- D) (d)
- E) (e)
Answer: E
Section: 5.8 Electroni Dot Formulas
114) Which of the following is a general trend for the ionization energy of elements in the periodic table?
- A) increases from left to right; increases from bottom to top
- B) increases from left to right; decreases from bottom to top
- C) decreases from left to right; increases from bottom to top
- D) decreases from left to right; decreases from bottom to top
- E) none of the above
Answer: A
Section: 5.9 Ionization Energy
115) Which of the following groups of elements has the highest ionization energy?
- A) Group IA/1
- B) Group IIA/2
- C) Group IIB/12
- D) Group VIIA/17
- E) Group VIIIA/18
Answer: E
Section: 5.9 Ionization Energy
116) Which of the following groups of elements has the lowest ionization energy?
- A) Group IA/1
- B) Group IIA/2
- C) Group IIB/12
- D) Group VIIA/17
- E) Group VIIIA/18
Answer: A
Section: 5.9 Ionization Energy
117) Which of the following elements has the highest ionization energy?
- A) H
- B) He
- C) Ne
- D) Cl
- E) F
Answer: B
Section: 5.9 Ionization Energy
118) Which of the following elements has the highest ionization energy?
- A) Cl
- B) Br
- C) Ar
- D) Kr
- E) K
Answer: C
Section: 5.9 Ionization Energy
119) Which of the following elements has the lowest ionization energy?
- A) H
- B) He
- C) Li
- D) Ba
- E) B
Answer: C
Section: 5.9 Ionization Energy
120) Which of the following elements has the lowest ionization energy?
- A) K
- B) Ca
- C) Rb
- D) Sr
- E) Kr
Answer: C
Section: 5.9 Ionization Energy
121) Which of the following groups has a predictable ionic charge of one positive?
- A) Group IA/1
- B) Group IB/11
- C) Group IIIA/13
- D) Group VIIA/17
- E) Group VIIIA/18
Answer: A
Section: 5.10 Ionic Charges
122) Which of the following groups has a predictable ionic charge of two positive?
- A) Group IIA/2
- B) Group IIB/12
- C) Group VIA/16
- D) Group VIB/6
- E) Group VIIIA/18
Answer: A
Section: 5.10 Ionic Charges
123) Which of the following groups has a predictable ionic charge of three positive?
- A) Group IIIA/13
- B) Group IIIB/3
- C) Group VA/15
- D) Group VB/5
- E) Group VIIIA/18
Answer: A
Section: 5.10 Ionic Charges
124) Which of the following groups has a predictable ionic charge of one negative?
- A) Group IA/1
- B) Group IB/11
- C) Group IIIA/13
- D) Group VIIA/17
- E) Group VIIIA/18
Answer: D
Section: 5.10 Ionic Charges
125) Which of the following groups has a predictable ionic charge of two negative?
- A) Group IIA/2
- B) Group IIB/12
- C) Group VIA/16
- D) Group VIB/6
- E) Group VIIIA/18
Answer: C
Section: 5.10 Ionic Charges
126) Which of the following groups has a predictable ionic charge of three negative?
- A) Group IIIA/13
- B) Group IIIB/3
- C) Group VA/15
- D) Group VB/5
- E) Group VIIIA/18
Answer: C
Section: 5.10 Ionic Charges
127) What is the predicted ionic charge for a K ion?
- A) 1+
- B) 1-
- C) 2+
- D) 2-
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
128) What is the predicted ionic charge for a Ba ion?
- A) 1+
- B) 1-
- C) 2+
- D) 2-
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
129) What is the predicted ionic charge for an Al ion?
- A) 1+
- B) 1-
- C) 3+
- D) 3-
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
130) What is the predicted ionic charge for a Pb ion?
- A) 3+
- B) 3-
- C) 4+
- D) 4-
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
131) What is the predicted ionic charge for a Sn ion?
- A) 3+
- B) 3-
- C) 4+
- D) 4-
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
132) What is the predicted ionic charge for a Bi ion?
- A) 2+
- B) 2-
- C) 4+
- D) 4-
- E) none of the above
Answer: E
Section: 5.10 Ionic Charges
133) What is the predicted ionic charge for a Cl ion?
- A) 1+
- B) 1-
- C) 7+
- D) 7-
- E) none of the above
Answer: B
Section: 5.10 Ionic Charges
134) What is the predicted ionic charge for a S ion?
- A) 2+
- B) 2-
- C) 6+
- D) 6-
- E) none of the above
Answer: B
Section: 5.10 Ionic Charges
135) What is the predicted ionic charge for a P ion?
- A) 3+
- B) 3-
- C) 5+
- D) 5-
- E) none of the above
Answer: B
Section: 5.10 Ionic Charges
136) Which of the following ions is isoelectronic with the noble gas neon?
- A) F-
- B) Na+
- C) Mg2+
- D) Al3+
- E) all of the above
Answer: E
Section: 5.10 Ionic Charges
137) Which of the following ions is isoelectronic with the noble gas argon?
- A) Na+
- B) Ca2+
- C) Sc+
- D) V3+
- E) none of the above
Answer: B
Section: 5.10 Ionic Charges
138) Which of the following ions is isoelectronic with the noble gas krypton?
- A) As3+
- B) I-
- C) Se2-
- D) K+
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
139) Which of the following ions is not isoelectronic with the noble gas argon?
- A) S2-
- B) Cl-
- C) K+
- D) Sc3+
- E) V4+
Answer: E
Section: 5.10 Ionic Charges
140) Which of the following ions is not isoelectronic with the noble gas krypton?
- A) Ga3+
- B) Se2-
- C) Br-
- D) Sr2+
- E) Zr4+
Answer: A
Section: 5.10 Ionic Charges
141) Which of the following ions is not isoelectronic with the noble gas xenon?
- A) Te2-
- B) I-
- C) Cs+
- D) Ba2+
- E) Sb3+
Answer: E
Section: 5.10 Ionic Charges
142) What is the electron configuration for a sodium ion, Na+?
- A) 1s2 2s2 2p6
- B) 1s2 2s2 2p6 3s1
- C) 1s2 2s2 2p6 3s2
- D) 1s2 2s2 2p6 3s2 3p1
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
143) What is the electron configuration for a magnesium ion, Mg2+?
- A) 1s2 2s2 2p6
- B) 1s2 2s2 2p6 3s1
- C) 1s2 2s2 2p6 3s2
- D) 1s2 2s2 2p6 3s2 3p1
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
144) What is the electron configuration for an aluminum ion, Al3+?
- A) 1s2 2s2 2p6
- B) 1s2 2s2 2p6 3s2
- C) 1s2 2s2 2p6 3p1
- D) 1s2 2s2 2p6 3s2 3p1
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
145) What is the electron configuration using core notation for Ca2+?
- A) [Ar]
- B) [Ar] 4s2
- C) [Ar] 4s2 4d8
- D) [Ar] 4d10
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
146) What is the electron configuration using core notation for Co3+?
- A) [Ar]
- B) [Ar] 4s2 3d7
- C) [Ar] 4s2 3d4
- D) [Ar] 3d6
- E) none of the above
Answer: D
Section: 5.10 Ionic Charges
147) What is the electron configuration using core notation for Sr2+?
- A) [Kr]
- B) [Kr] 5s2
- C) [Kr] 4d10
- D) [Kr] 5s2 4d8
- E) none of the above
Answer: A
Section: 5.10 Ionic Charges
148) What is the electron configuration for a fluoride ion, F-?
- A) 1s2 2s2 2p4
- B) 1s2 2s2 2p5
- C) 1s2 2s2 2p6
- D) 1s2 2s2 2p6 3s1
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
149) What is the electron configuration for an oxide ion, O2-?
- A) 1s2 2s2 2p4
- B) 1s2 2s2 2p5
- C) 1s2 2s2 2p6
- D) 1s2 2s2 2p6 3s1
- E) none of the above
Answer: C
Section: 5.10 Ionic Charges
150) What is the electron configuration for a nitride ion, N3-?
- A) 1s2 2s2 2p3
- B) 1s2 2s2 2p4
- C) 1s2 2s2 2p5
- D) 1s2 2s2 2p6
- E) none of the above
Answer: D
Section: 5.10 Ionic Charges
151) What is the electron configuration using core notation for P3-?
- A) [Ne] 3s2
- B) [Ne] 3s2 3p3
- C) [Ne] 3p6
- D) [Ar]
- E) none of the above
Answer: D
Section: 5.10 Ionic Charges
152) What is the electron configuration using core notation for Se2-?
- A) [Ar] 4s2 3d10 4p2
- B) [Ar] 4s2 3d10 4p4
- C) [Ar] 4s2 4p6
- D) [Kr]
- E) none of the above
Answer: D
Section: 5.10 Ionic Charges
153) What is the electron configuration using core notation for I-?
- A) [Kr] 5s2 4d10 5p4
- B) [Kr] 5s2 4d10 5p5
- C) [Kr] 5s2 5p6
- D) [Xe]
- E) none of the above
Answer: D
Section: 5.10 Ionic Charges
154) What is the symbol of the element named for the Polish-French physicist who shared the 1903 Nobel physics prize for the discovery of radioactivity and the 1911 Nobel chemistry prize for the discovery of radium and polonium?
- A) Cm
- B) Es
- C) Fm
- D) No
- E) none of the above
Answer: A
Section: General Exercises
155) What is the symbol of the element named for the German-Swiss-American physicist who in 1905 published the special theory of relativity and proposed that mass and energy are related by the equation: E = mc2?
- A) Cm
- B) Es
- C) Fm
- D) No
- E) none of the above
Answer: B
Section: General Exercises
156) What is the symbol of the element named for the Italian-American physicist who supervised the first nuclear chain reaction?
- A) Cm
- B) Es
- C) Fm
- D) No
- E) none of the above
Answer: C
Section: General Exercises
157) Which of the following is a solid metal at normal conditions?
- A) Ge
- B) Hg
- C) Zn
- D) all of the above
- E) none of the above
Answer: C
Section: General Exercises
158) Which of the following is a liquid metal at normal conditions?
- A) Ge
- B) Hg
- C) Zn
- D) all of the above
- E) none of the above
Answer: B
Section: General Exercises
159) Which of the following is a gaseous metal at normal conditions?
- A) Ge
- B) Hg
- C) Zn
- D) all of the above
- E) none of the above
Answer: E
Section: General Exercises
160) Which of the following is a solid semimetal at normal conditions?
- A) Al
- B) Ge
- C) P
- D) all of the above
- E) none of the above
Answer: B
Section: General Exercises
161) Which of the following is a liquid semimetal at normal conditions?
- A) B
- B) Si
- C) Te
- D) all of the above
- E) none of the above
Answer: E
Section: General Exercises
162) Which of the following is a gaseous semimetal at normal conditions?
- A) Sb
- B) Te
- C) At
- D) all of the above
- E) none of the above
Answer: E
Section: General Exercises
163) Which of the following is a solid nonmetal at normal conditions?
- A) Br
- B) Kr
- C) Se
- D) all of the above
- E) none of the above
Answer: C
Section: General Exercises
164) Which of the following is a liquid nonmetal at normal conditions?
- A) Br
- B) Kr
- C) Se
- D) all of the above
- E) none of the above
Answer: A
Section: General Exercises
165) Which of the following is a gaseous nonmetal at normal conditions?
- A) Br
- B) Kr
- C) Se
- D) all of the above
- E) none of the above
Answer: B
Section: General Exercises
Chemistry Connection – Dmitri Mendeleev
1) What is the symbol for the element that is named in honor of Mendeleev?
- A) Md
- B) Me
- C) Mn
- D) Mv
- E) none of the above
Answer: A
2) Which of the following elements was predicted by Mendeleev before discovery?
- A) Ga
- B) Ge
- C) Sc
- D) all of the above
- E) none of the above
Answer: D
3) Which of the following elements was predicted by Mendeleev before discovery?
- A) Cu
- B) Ag
- C) Au
- D) all of the above
- E) none of the above
Answer: E
4) Which of the following elements was predicted by Mendeleev in 1869 before its discovery in 1875 in France (Gallia)?
- A) Ga
- B) Ge
- C) Sc
- D) all of the above
- E) none of the above
Answer: A
5) Which of the following elements was predicted by Mendeleev in 1869 before its discovery in 1879 in Scandinavia?
- A) Ga
- B) Ge
- C) Sc
- D) all of the above
- E) none of the above
Answer: C
6) Which of the following elements was predicted by Mendeleev in 1869 before its discovery in 1886 in Germany?
- A) Ga
- B) Ge
- C) Sc
- D) all of the above
- E) none of the above
Answer: B
Critical Thinking – IUPAC Group Numbers
1) Which of the following elements has the same group number according to both the American and European conventions?
- A) Cu
- B) Ag
- C) Au
- D) all of the above
- E) none of the above
Answer: D
2) Which of the following elements has the same group number according to both the American and European conventions?
- A) Zn
- B) Cd
- C) Hg
- D) all of the above
- E) none of the above
Answer: D
3) Which of the following groups of elements has the same designation according to both the American and European conventions?
- A) Group IA
- B) Group IIA
- C) Group IB
- D) Group IIB
- E) all of the above
Answer: E
4) Which of the following groups of elements has the same designation according to both the American and European conventions?
- A) Group IIIA
- B) Group IIIB
- C) Group IVA
- D) Group IVB
- E) none of the above
Answer: E
5) Previous to the 1985 IUPAC recommendation, what was the designation for the Group 15 family of elements according to the American convention?
- A) Group IIIA
- B) Group IIIB
- C) Group VA
- D) Group VB
- E) none of the above
Answer: C
6) Previous to the 1985 IUPAC recommendation, what was the designation for the Group 15 family of elements according to the European convention?
- A) Group IIIA
- B) Group IIIB
- C) Group VA
- D) Group VB
- E) none of the above
Answer: D
7) Previous to the 1985 IUPAC recommendation, what was the designation for the Group 16 family of elements according to the American convention?
- A) Group IIA
- B) Group IIB
- C) Group VIA
- D) Group VIB
- E) none of the above
Answer: C
8) Previous to the 1985 IUPAC recommendation, what was the designation for the Group 16 family of elements according to the European convention?
- A) Group IIA
- B) Group IIB
- C) Group VIA
- D) Group VIB
- E) none of the above
Answer: D
Chemistry Connection – Evolution of Chemical Elements
1) All chemical elements are derived from which single element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) hydrogen
Answer: E
2) What is the term for the process of creating heavier elements by nuclear fusion?
- A) big bang
- B) nuclear fission
- C) nucleosynthesis
- D) radioactivity
- E) none of the above
Answer: C
3) The nuclear fusion of two hydrogen nuclei produces which element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) lithium
Answer: D
4) The nuclear fusion of a hydrogen and helium nucleus produces which element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) lithium
Answer: E
5) The nuclear fusion of 1H and 3Li produces which element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) lithium
Answer: A
6) The nuclear fusion of 1H and 4Be produces which element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) lithium
Answer: B
7) The nuclear fusion of 1H and 5B produces which element?
- A) beryllium
- B) boron
- C) carbon
- D) helium
- E) lithium
Answer: C