What is the formula for sodium peroxide?
A) Na3O2
B) NaO
C) Na2O
D) NaO2
E) Na2O2
Correct Answer:
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Q97: All the following ions have the same
Q98: The formula for the sulfide ion is
A)SO32-.
B)SO42-.
C)S2O32-.
D)S2-.
E)HSO4-.
Q99: Which metals form cations with varying positive
Q100: The formulas of the nitrite,phosphate,and nitrate ions
Q101: The chemical name for the model
Q103: The formula for aluminum sulfate is
A)Al3(SO4)2.
B)Al3S2.
C)Al2(SO4)3.
D)Al2S3.
E)Al2(SO3)3.
Q104: The formula for aluminum bromide is
A)AlB.
B)AlBr.
C)Al2Br3.
D)AlBr2.
E)AlBr3.
Q105: The correct name for LiCl is
A)monolithium chloride.
B)lithium
Q106: What is the formula of calcium nitrite?
A)Ca(NO2)2
B)Ca3N2
C)Ca2(NO2)2
D)Ca2N3
E)Ca(NO2)3
Q107: Choose the name-formula pair that does not
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