Chemical Nomenclature for Polyatomic Ions Quiz

Test your knowledge of chemical formulas for common polyatomic ions. Practice nomenclature with 12 questions!

#1

Which of the following is the formula for the nitrate ion?

NO2-
NO3-
NO4-
NO5-
#2

What is the chemical formula for the carbonate ion?

CO3^2-
CO2^2-
CO4^2-
CO5^2-
#3

What is the formula for the hydroxide ion?

HO-
OH-
H2O-
OH2-
#4

Which of the following is the chemical formula for the sulfate ion?

SO2-
SO3-
SO4^2-
SO5^2-
#5

Which of the following is the formula for the phosphate ion?

PO3^3-
PO4^3-
P2O3^3-
P2O4^3-
#6

What is the chemical formula for the cyanide ion?

CN-
CNO-
CN2-
CNO2-
#7

What is the chemical formula for the permanganate ion?

MnO4-
MnO3-
Mn2O7-
MnO2-
#8

What is the chemical formula for the ammonium ion?

NH3+
NH4+
N2H5+
NH2+
#9

Which of the following is the formula for the chromate ion?

CrO2^2-
CrO3^2-
Cr2O2^2-
Cr2O7^2-
#10

What is the chemical formula for the hydrogen carbonate ion?

HCO2-
HCO3-
H2CO3-
H2CO4-
#11

Which of the following is the formula for the acetate ion?

CH3COO-
CH3COOH-
CH3CO2-
CH3CO2H-
#12

What is the chemical formula for the bisulfate ion?

HSO3-
HSO4-
H2SO4-
H2SO3-

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