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72) The species ________ contains 16 neutrons.
A) 31P
B) 34S2-
C) 36Cl
D) 80Br-
E) 16O
73) Which species is an isotope of 39Cl?
A) 40Ar+
B) 34S2-
C) 36Cl-
D) 80Br
E) 39Ar
74) Which one of the following species has as many electrons as it has neutrons?
A) 1H
B) 40Ca2+
C) 14C
D) 19F-
E) 14C2+
75) There are ________ protons, ________ neutrons, and ________ electrons in I-.
A) 131, 53, 54
B) 131, 53, 52
C) 53, 78, 54
D) 53, 131, 52
E) 78, 53, 72
76) There are ________ protons, ________ neutrons, and ________ electrons in U+5.
A) 146, 92, 92
B) 92, 146, 87
C) 92, 146, 92
D) 92, 92, 87
E) 146, 92, 146
77) Which species has 48 electrons?
A) Sn+2
B) Sn+4
C) Cd+2
D) Ga
E) Ti
78) Which of the following compounds would you expect to be ionic?
A) H2O
B) CO2
C) SrCl2
D) SO2
E) H2S
79) Which pair of elements is most apt to form an ionic compound with each other?
A) barium, bromine
B) calcium, sodium
C) oxygen, fluorine
D) sulfur, fluorine
E) nitrogen, hydrogen
80) Which pair of elements is most apt to form a molecular compound with each other?
A) aluminum, oxygen
B) magnesium, iodine
C) sulfur, fluorine
D) potassium, lithium
E) barium, bromine
81) Which species below is the nitride ion?
A) Na+
B) NO3-
C) NO2-
D) NH4+
E) N3-
82) Barium reacts with a polyatomic ion to form a compound with the general formula Ba3(X)2. What
would be the most likely formula for the compound formed between sodium and the polyatomic ion X?
A) NaX
B) Na2X
C) Na2X2
D) Na3X
E) Na3X2
83) Aluminum reacts with a certain nonmetallic element to form a compound with the general formula
Al2X3. Element X must be from Group ________ of the Periodic Table of Elements.
A) 3A
B) 4A
C) 5A
D) 6A
E) 7A
84) The formula for a salt is XBr. The X-ion in this salt has 46 electrons. The metal X is ________.
A) Ag
B) Pd
C) Cd
D) Cu
E) Cs
85) Which formula/name pair is incorrect?
A) Mn(NO2)2 manganese(II) nitrite
B) Mg(NO3)2 magnesium nitrate
C) Mn(NO3)2 manganese(II) nitrate
D) Mg3N2 magnesium nitrite
E) Mg(MnO4)2 magnesium permanganate
86) Which formula/name pair is incorrect?
A) FeSO4 iron(II) sulfate
B) Fe2(SO3)3 iron(III) sulfite
C) FeS iron(II) sulfide
D) FeSO3 iron(II) sulfite
E) Fe2(SO4)3 iron(III) sulfide
87) Which one of the following is the formula of hydrochloric acid?
A) HClO3
B) HClO4
C) HClO
D) HCl
E) HClO2
88) The suffix -ide is used primarily ________.
A) for monatomic anion names
B) for polyatomic cation names
C) for the name of the first element in a molecular compound
D) to indicate binary acids
E) for monoatomic cations
89) Which one of the following compounds is chromium(III) oxide?
A) Cr2O3
B) CrO3
C) Cr3O2
D) Cr3O
E) Cr2O4
90) Which one of the following compounds is copper(I) chloride?
A) CuCl
B) CuCl2
C) Cu2Cl
D) Cu2Cl3
E) Cu3Cl2
91) The correct name for MgF2 is ________.
A) monomagnesium difluoride
B) magnesium difluoride
C) manganese difluoride
D) manganese bifluoride
E) magnesium fluoride
92) The correct name for NaHCO3 is ________.
A) sodium hydride
B) persodium carbonate
C) persodium hydroxide
D) sodium bicarbonate
E) carbonic acid
93) A correct name for Fe(NO3)2 is ________.
A) iron nitrite
B) ferrous nitrite
C) ferrous nitrate
D) ferric nitrite
E) ferric nitrate
94) The correct name for HNO2 is ________.
A) nitrous acid
B) nitric acid
C) hydrogen nitrate
D) hyponitrous acid
E) pernitric acid
95) The proper formula for the hydronium ion is ________.
A) H-
B) OH-
C) N3-
D) H3O+
E) NH4+
96) The charge on the ________ ion is -3.
A) sulfate
B) acetate
C) permanganate
D) oxide
E) nitride
97) Which one of the following polyatomic ions has the same charge as the hydroxide ion?
A) ammonium
B) carbonate
C) nitrate
D) sulfate
E) phosphate
98) Which element forms an ion with the same charge as the ammonium ion?
A) potassium
B) chlorine
C) calcium
D) oxygen
E) nitrogen
99) The formula for the compound formed between aluminum ions and phosphate ions is ________.
A) Al3(PO4)3
B) AlPO4
C) Al(PO4)3
D) Al2(PO4)3
E) AlP
100) Which metal does not form cations of differing charges?
A) Na
B) Cu
C) Co
D) Fe
E) Sn
101) Which metal forms cations of differing charges?
A) K
B) Cs
C) Ba
D) Al
E) Sn
102) The correct name for Ni(CN)2 is ________.
A) nickel (I) cyanide
B) nickel cyanate
C) nickel carbonate
D) nickel (II) cyanide
E) nickel (I) nitride
103) What is the molecular formula for 1-propanol?
A) CH4O
B) C2H6O
C) C3H8O
D) C4H10O
E) C5H12O
2.2 Bimodal Questions
1) Methane and ethane are both made up of carbon and hydrogen. In methane, there are 12.0 g of carbon
for every 4.00 g of hydrogen, a ratio of 3:1 by mass. In ethane, there are 24.0 g of carbon for every 6.00 g of
hydrogen, a ratio of 4:1 by mass. This is an illustration of the law of ________.
A) constant composition
B) multiple proportions
C) conservation of matter
D) conservation of mass
E) octaves
2) ________ and ________ reside in the atomic nucleus.
A) Protons, electrons
B) Electrons, neutrons
C) Protons, neutrons
D) Neutrons, only neutrons
E) none of the above
3) 200 pm is the same as ________ Å.
A) 2000
B) 20
C) 200
D) 2
E) 0.0002
4) The atomic number indicates ________.
A) the number of neutrons in a nucleus
B) the total number of neutrons and protons in a nucleus
C) the number of protons or electrons in a neutral atom
D) the number of atoms in 1 g of an element
E) the number of different isotopes of an element
5) The nucleus of an atom contains ________.
A) electrons
B) protons, neutrons, and electrons
C) protons and neutrons
D) protons and electrons
E) protons
6) In the periodic table, the elements touching the steplike line are known as ________.
A) transition elements
B) noble gases
C) metalloids
D) nonmetals
E) metals
7) Which group in the periodic table contains only nonmetals?
A) 1A
B) 6A
C) 2B
D) 2A
E) 8A
8) Horizontal rows of the periodic table are known as ________.
A) periods
B) groups
C) metalloids
D) metals
E) nonmetals
9) Vertical columns of the periodic table are known as ________.
A) metals
B) periods
C) nonmetals
D) groups
E) metalloids
10) Elements in Group 1A are known as the ________.
A) chalcogens
B) alkaline earth metals
C) alkali metals
D) halogens
E) noble gases
11) Elements in Group 2A are known as the ________.
A) alkaline earth metals
B) alkali metals
C) chalcogens
D) halogens
E) noble gases
12) Elements in Group 6A are known as the ________.
A) alkali metals
B) chalcogens
C) alkaline earth metals
D) halogens
E) noble gases
13) Elements in Group 7A are known as the ________.
A) chalcogens
B) alkali metals
C) alkaline earth metals
D) halogens
E) noble gases
14) Elements in Group 8A are known as the ________.
A) halogens
B) alkali metals
C) alkaline earth metals
D) chalcogens
E) noble gases
15) Potassium is a ________ and chlorine is a ________.
A) metal, nonmetal
B) metal, metal
C) metal, metalloid
D) metalloid, nonmetal
E) nonmetal, metal
16) Lithium is a ________ and magnesium is a ________.
A) nonmetal, metal
B) nonmetal, nonmetal
C) metal, metal
D) metal, metalloid
E) metalloid, metalloid
17) Oxygen is a ________ and nitrogen is a ________.
A) metal, metalloid
B) nonmetal, metal
C) metalloid, metalloid
D) nonmetal, nonmetal
E) nonmetal, metalloid
18) Calcium is a ________ and silver is a ________.
A) nonmetal, metal
B) metal, metal
C) metalloid, metal
D) metal, metalloid
E) nonmetal, metalloid
19) ________ are found uncombined, as monatomic species in nature.
A) Noble gases
B) Chalcogens
C) Alkali metals
D) Alkaline earth metals
E) Halogens
20) When a metal and a nonmetal react, the ________ tends to lose electrons and the ________ tends to
gain electrons.
A) metal, metal
B) nonmetal, nonmetal
C) metal, nonmetal
D) nonmetal, metal
E) None of the above; these elements share electrons.
21) The empirical formula of a compound with molecules containing 12 carbon atoms, 14 hydrogen
atoms, and 6 oxygen atoms is ________.
A) C12H14O6
B) CHO
C) CH2O
D) C6H7O3
E) C2H4O
22) ________ typically form ions with a 2+ charge.
A) Alkaline earth metals
B) Halogens
C) Chalcogens
D) Alkali metals
E) Transition metals
23) What is the formula of the compound formed between strontium ions and nitrogen ions?
A) SrN
B) Sr3N2
C) Sr2N3
D) SrN2
E) SrN3
24) Magnesium reacts with a certain element to form a compound with the general formula MgX. What
would the most likely formula be for the compound formed between potassium and element X?
A) K2X
B) KX2
C) K2X3
D) K2X2
E) KX
25) The charge on the manganese in the salt MnF3 is ________.
A) 1+
B) 1-
C) 2+
D) 2-
E) 3+
26) Aluminum reacts with a certain nonmetallic element to form a compound with the general formula
AlX. Element X is a diatomic gas at room temperature. Element X must be ________.
A) oxygen
B) fluorine
C) chlorine
D) nitrogen
E) sulfur
27) Sodium forms an ion with a charge of ________.
A) 1+
B) 1-
C) 2+
D) 2-
E) 0
28) Potassium forms an ion with a charge of ________.
A) 2+
B) 1-
C) 1+
D) 2-
E) 0
29) Calcium forms an ion with a charge of ________.
A) 1-
B) 2-
C) 1+
D) 2+
E) 0
30) Barium forms an ion with a charge of ________.
A) 1+
B) 2-
C) 3+
D) 3-
E) 2+
31) Aluminum forms an ion with a charge of ________.
A) 2+
B) 3-
C) 1+
D) 3+
E) 1-
32) Fluorine forms an ion with a charge of ________.
A) 1-
B) 1+
C) 2+
D) 3+
E) 3-
33) Iodine forms an ion with a charge of ________.
A) 7-
B) 1+
C) 2-
D) 2+
E) 1-
34) Oxygen forms an ion with a charge of ________.
A) 2-
B) 2+
C) 3-
D) 3+
E) 6+
35) Sulfur forms an ion with a charge of ________.
A) 2+
B) 2-
C) 3+
D) 6-
E) 6+
36) Predict the empirical formula of the ionic compound that forms from sodium and fluorine.
A) NaF
B) Na2F
C) NaF2
D) Na2F3
E) Na3F2
37) Predict the empirical formula of the ionic compound that forms from magnesium and fluorine.
A) Mg2F3
B) MgF
C) Mg2F
D) Mg3F2
E) MgF2
38) Predict the empirical formula of the ionic compound that forms from magnesium and oxygen.
A) Mg2O
B) MgO
C) MgO2
D) Mg2O2
E) Mg3O2
39) Predict the empirical formula of the ionic compound that forms from aluminum and oxygen.
A) AlO
B) Al3O2
C) Al2O3
D) AlO2
E) Al2O
40) The correct name for K2S is ________.
A) potassium sulfate
B) potassium disulfide
C) potassium bisulfide
D) potassium sulfide
E) dipotassium sulfate
41) The correct name for Al2O3 is ________.
A) aluminum oxide
B) dialuminum oxide
C) dialuminum trioxide
D) aluminum hydroxide
E) aluminum trioxide
42) The correct name for CaH2 is ________.
A) hydrocalcium
B) calcium dihydride
C) calcium hydroxide
D) calcium dihydroxide
E) calcium hydride
43) The correct name for SO is ________.
A) sulfur oxide
B) sulfur monoxide
C) sulfoxide
D) sulfate
E) sulfite
44) The correct name for CCl4 is ________.
A) carbon chloride
B) carbon tetrachlorate
C) carbon perchlorate
D) carbon tetrachloride
E) carbon chlorate
45) The correct name for N2O5 is ________.
A) nitrous oxide
B) nitrogen pentoxide
C) dinitrogen pentoxide
D) nitric oxide
E) nitrogen oxide
46) The correct name for H2CO3 is ________.
A) carbonous acid
B) hydrocarbonate
C) carbonic acid
D) carbohydrate
E) carbohydric acid
47) The correct name for H2SO3 is ________.
A) sulfuric acid
B) sulfurous acid
C) hydrosulfuric acid
D) hydrosulfic acid
E) sulfur hydroxide
