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In nature, the noble gases exist as ________.


A) monatomic gaseous atoms
B) the gaseous fluorides
C) solids in rocks and in minerals
D) alkali metal salts
E) the sulfides

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An electron in a ________ subshell experiences the greatest effective nuclear charge in a many-electron atom.


A) 3f
B) 3p
C) 3d
D) 3s
E) 4s

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Which one of the following compounds would produce an acidic solution when dissolved in water?


A) Na2O
B) CaO
C) MgO
D) CO2
E) SrO

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Of the following species, ________ has the largest radius.


A) Rb+
B) Sr2+
C) Br-
D) Kr
E) Ar

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Which equation correctly represents the first ionization of copper?


A) Cu(g) → Cu+(g) + e-
B) Cu+(g) → Cu2+(g) + e-
C) Cu(g) → Cu-(g) + e-
D) Cu+(g) + e- → Cu(g)
E) Cu2+(g) → Cu3+(g) + e-

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An alkaline earth metal forms a compound with oxygen with the formula ________. (The symbol M represents any one of the alkaline earth metals.)


A) MO
B) M2O
C) MO2
D) M2O2
E) MO3

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Oxides of most nonmetals combine with water to form ________.


A) an acid
B) a base
C) water and a salt
D) water
E) hydrogen gas

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Which of the following generalizations cannot be made with regard to reactions of alkali metals? (The symbol M represents any one of the alkali metals.)


A) M (s) + O2 (g) → MO2 (s)
B) 2M (s) + 2H2O (l) → 2MOH (aq) + H2 (g)
C) 2M (s) + H2 (g) → 2MH (s)
D) 2M (s) + Cl2 (g) → 2MCl (s)
E) 2M (s) + S (s) → M2S (s)

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In their compounds, the charges on the alkali metals and the alkaline earth metals are ________ and ________, respectively.

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The acidity of carbonated water is due to the ________.


A) presence of sulfur
B) reaction of CO2 and H2O
C) addition of acid
D) nonmetal oxides
E) none of the above

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Which metal is a liquid at room temperature?

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Sodium is much more apt to exist as a cation than is chlorine. This is because ________.


A) chlorine is a gas and sodium is a solid
B) chlorine has a greater electron affinity than sodium does
C) chlorine is bigger than sodium
D) chlorine has a greater ionization energy than sodium does
E) chlorine is more metallic than sodium

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Which periodic table group contains only nonmetals?


A) 8A
B) 2A
C) 6A
D) 7A
E) 5A

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Which one of the following compounds produces a basic solution when dissolved in water?


A) Rb2O
B) SO2
C) OBr2
D) ZnCl2
E) N2

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Of the following metals, ________ exhibits multiple oxidation states.


A) Al
B) Rb
C) Mg
D) Ni
E) Cs

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Element M reacts with oxygen to form an oxide with the formula MO. When MO is dissolved in water, the resulting solution is basic. Element M could be ________.


A) strontium
B) bromine
C) selenium
D) germanium
E) nitrogen

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Transition metals within a period differ mainly in the number of ________ electrons.


A) s
B) p
C) d
D) f
E) all of the above

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Which of the following correctly represents the third ionization of aluminum?


A) Al2+ (g) + e- → Al+ (g)
B) Al (g) → Al+ (g) + e-
C) Al2- (g) + e- → Al3- (g)
D) Al2+ (g) + e- → Al3+ (g)
E) Al2+ (g) → Al3+ (g) + e-

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Of the following metals, ________ exhibits multiple oxidation states.


A) Ni
B) K
C) Ca
D) Al
E) Sr

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As successive electrons are removed from an element, the ionization energy ________.

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