common polyatomic ions Flashcards

1
Q

NO2 -

A

nitrite

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2
Q

NO3 -

A

nitrate

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3
Q

CO3 2-

A

carbonate

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4
Q

CrO4 2-

A

chromate

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5
Q

SO4 2-

A

sulfate

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6
Q

SO3 2-

A

sulfite

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7
Q

PO4 3-

A

phosphate

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8
Q

PO3 3-

A

phosphite

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9
Q

NH4+

A

ammonium

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10
Q

CN-

A

cyanide

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11
Q

C2H3O2 -

A

acetate

is also CH3COO−

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12
Q

OH-

A

hydroxide

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13
Q

ClO4 -

A

perchlorate

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14
Q

ClO2 -

A

chloride

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15
Q

ClO3 -

A

chlorate

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16
Q

ClO -

A

hypochlorite

17
Q

‘ate’ versus ‘ite’

A

ate: higher oxidation state (more O atoms)

ite: lower oxidation state (less O atoms)