Which one of the following compounds is chromium(III) oxide?
A) Cr2O3
B) CrO3
C) Cr3O2
D) Cr3O
E) Cr2O4
Correct Answer:
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Q87: The formula for a salt is XBr.The
Q88: The correct name for NaHCO3 is _.
A)sodium
Q89: The formula for the compound formed between
Q90: Which metal does not form cations of
Q91: The charge on the _ ion is
Q93: The suffix -ide is used primarily _.
A)for
Q94: Which one of the following polyatomic ions
Q95: A correct name for Fe(NO3)2 is _.
A)iron
Q96: Aluminum reacts with a certain nonmetallic element
Q97: The correct name for HNO2 is _.
A)nitrous
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