Common Polyatomic Ions Flashcards by helena lindsay

Q

what is the formula for ammonium?

A

NH4+

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Q

what is the formula for acetate?

A

CH3CO2-

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Q

what is the formula for oxalate?

A

C2O42-

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Q

what is the formula for hydrogen oxalate?

A

HC2O4-

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Q

what is the formula for formate?

A

HCO2-

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Q

what is the formula for hydroxide?

A

OH –

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Q

what is the formula for peroxide?

A

O2 2-

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Q

what is the formula for superoxide?

A

O2-

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Q

what is the formula for nitrate?

A

NO3-

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Q

what is the formula for nitrite?

A

NO2-

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Q

what is the formula for sulfate?

A

SO4 2-

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Q

what is the formula for hydrogen sulfate?

A

HSO4 –

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Q

what is the formula for sulfite?

A

SO3 2 –

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Q

what is the formula for hydrogen sulfite?

A

HSO3 -

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Q

what is the formula for thiosulfate?

A

S2O3 2-

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Q

what is the formula for hydrogen thiosulfate?

A

HS2O3-

Q

what is the formula for phosphate?

A

PO4 3-

Q

what is the formula for hydrogen phosphate?

A

HPO4 2-

Q

what is the formula for dihydrogen phosphate?

A

H2PO4 -

Q

what is the formula for carbonate?

A

CO3 2-

Q

what is the formula for dichromate?

A

CR2O7 2 –

Q

what is the formula for hydrogen carbonate

A

HCO3-

Q

what is the formula for Permanganate?

A

MnO4 -

Q

what is the formula for chromate?

A

CrO4 2-

what is the formula for perchlorate?

ClO4 -

what is the formula for chlorate?

ClO3-

what is the formula for chlorite?

ClO2 –

what is the formula for hypochlorite?

ClO-

what is the formula for perbromate?

BrO4-

what is the formula for bromate?

BrO3-

what is the formula for Bromite?

BrO2 –

what is the formula for hypobromite?

BrO-

what is the formula for periodate?

IO4-

what is the formula for Iodate?

IO3-

what is the formula for iodite?

IO2-

what is the formula for hypoiodite?

IO-