Polyatomic Ions

Find the names of the polyatomic ions with chemical formulas shown here.

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Last updated: September 19, 2021

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First submitted	September 19, 2021
Times taken	65
Average score	63.2%
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Hint	Answer
NH4(+)	ammonium
C2H3O2(-)	acetate
CN(-)	cyanide
HCO3(-)	bicarbonate
HSO4(-)	bisulfate
OH(-)	hydroxide
NO3(-)	nitrate

Hint	Answer
NO2(-)	nitrite
MnO4(-)	permanganate
SCN(-)	thiocyanate
CO3(2-)	carbonate
CrO4(2-)	chromate
Cr2O7(2-)	dichromate

Hint	Answer
O2(2-)	peroxide
SO4(2-)	sulfate
SO3(2-)	sulfite
C2O4(2-)	oxalate
S2O3(2-)	thiosulfate
PO4(3-)	phosphate

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