Chemistry 110 - Elements of General Chemistry » Spring 2023 » Chapter 5 Quiz

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Question #1
How many total atoms are in the chemical formula Mg3(PO4)2?
A.   3
B.   9
C.   5
D.   None of these
E.   13
Question #2
The number of oxygen atoms in the formula Al2(CO3)3 is
A.   12
B.   7
C.   5
D.   9
Question #3
Carbon monoxide is considered which of the following?
A.   molecular compound
B.   atom
C.   ionic compound
D.   None of these
E.   element
Question #4
What is the formula for an ionic compound made of magnesium and sulfur
A.   Mg2S
B.   MgS2
C.   MgS
D.   Mg2S3
E.   None of these
Question #5
What is the formula for an ionic compound made of aluminum and oxygen?
A.   AlO
B.   Al3O2
C.   AlO2
D.   Al2O3
Question #6
What is the name of the ionic compound made of beryllium and chlorine?
A.   monoberyllium chloride
B.   beryllium (II) chloride
C.   None of these
D.   beryllium chloride
E.   beryllium dichloride
Question #7
Which metal atom below does not form a cation of more than one charge?
A.   Cr
B.   Fe
C.   all of the listed metal atoms form a cation of more than one charge
D.   Mn
E.   Ba
Question #8
Which formula shown is incorrect for the name given?
A.   aluminum sulfate: Al2(SO4)3
B.   sodium hydrogen carbonate: NaHCO3
C.   magnesium nitrite: Mg(NO2)3
D.   potassium hydroxide: KOH
E.   calcium carbonate: CaCO3
Question #9
What is the name of the compound SF5?
A.   monosulfur tetrafluoride
B.   None of these
C.   sulfur heptafluoride
D.   sulfur hexafluoride
E.   sulfur pentafluoride
Question #10
What is the correct formula for the compound heptaphosphorus octafluoride?
A.   None of these
B.   P7F6
C.   P6F7
D.   P5F8
E.   P7F8
Question #11
What is the proper name for HBr (aq)?
A.   bromous acid
B.   hydrobromic acid
C.   None of these
D.   hydrobromous acid
E.   hydrousbromic acid
Question #12
What is the name of HIO3?
A.   hydroiodic acid
B.   iodate acid
C.   iodous acid
D.   hydroiodous acid
E.   iodic acid
Question #13
A certain oxyacid is derived from the oxyanion SO32-. The formula for the oxyacid is:
A.   H2SO3
B.   HSO3
C.   H2SO4
D.   H3SO3
E.   None of these
Question #14
The chemical formula of nitrous acid is:
A.   HNO3
B.   HNO2
C.   H2NO2
D.   H2NO3
E.   None of these
Question #15
Given the following atomic masses (C: 12.01 amu; H 1.01 amu; O 16.00 amu), the formula mass of C9H8O4 in amu to the correct number of significant figures is
A.   140.12
B.   180.17
C.   160.01
D.   120.16

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