MULTIPLE CHOICE
1. There are two different common crystalline forms of carbondiamond and graphite. A less common
form called fullerene, C60, also exists. Different forms of the same element in the same physical state
...
MULTIPLE CHOICE
1. There are two different common crystalline forms of carbondiamond and graphite. A less common
form called fullerene, C60, also exists. Different forms of the same element in the same physical state
are called:
a. isotopes.
b. isomers.
c. alloforms.
d. allotropes.
e. structural formulas.
ANS: D
OBJ: Define allotrope.
TOP: Chemical Formulas
2. How many atoms are in a sulfuric acid molecule?
a. 1
b. 7
c. 5
d. 6
e. 8
ANS: B
OBJ: Know the chemical formulae of common acids.
TOP: Chemical Formulas
3. If a sample of butane, C4H10, contains a total of 8.0 103
atoms of carbon, how many molecules of
butane are in the sample?
a. 6.0 103
b. 3.0 103
c. 8.0 103
d. 1.1 104
e. 2.0 103
ANS: E
OBJ: Understand the relationship between molecular formula and the number of atoms of a specific
type contained in a single compound. | Convert the number of atoms in a substance to the number of
molecules in a substance.
TOP: Chemical Formulas
4. Name the molecular compound, HNO3.
a. ammonia
b. nitric acid
c. nitrous acid
d. nitric oxide
e. methane
ANS: B
OBJ: Know the names and chemical formulae of common acids.
TOP: Chemical Formulas
Whitten 10e Test Bank
Full file at http://testbankscafe.eu/Test-Bank-for-Chemistry-10th-Edition-Whitten
Whitten 10e Test Bank
Full file at http://testbankscafe.eu/Test-Bank-for-Chemistry-10th-Edition-Whitten
5. Name the molecular compound, SO3.
a. sulfur oxide
b. sulfurous acid
c. sulfur trioxide
d. sulfuric acid
e. none of these
ANS: C
OBJ: Translate the chemical formula of a binary molecule into a name.
TOP: Chemical Formulas
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