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

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