Polyatomic Ions Flashcards by Ian Suzuki | Brainscape

Q

acetate

A

CH₃COO⁻

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Q

bromate

A

BrO₃^-

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Q

chlorate

A

ClO₃^-

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Q

chlorite

A

ClO₂^-

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Q

cyanide

A

CN^-

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Q

dihydrogen phosphate

A

H₂PO₄^-

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Q

hydrogen carbonate (bicarbonate)

A

HCO₃^-

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Q

hydrogen sulfate (bisulfate)

A

HSO₄^-

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Q

hydroxide (called hydroxyl when aqueous)

A

OH^-

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Q

hypochlorite

A

ClO^-

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Q

iodate

A

IO₃^-

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Q

nitrate

A

NO₃^-

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Q

nitrite

A

NO₂^-

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Q

perchlorate

A

ClO₄^-

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Q

permanganate

A

MnO₄^-

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Q

thiocyanate (thiocyanato)

A

SCN^-

Q

carbonate

A

CO₃^2-

Q

chromate

A

CrO₄^2-

Q

dichromate

A

Cr₂O₇^2-

Q

manganate

A

MnO₄^2-

Q

oxalate

A

C₂O₄^2-

Q

peroxide*

A

O₂^2-

Q

sulfate

A

SO₄^2-

Q

sulfite

A

SO₃^2-

Q

phosphate

A

PO₄^3-

Q

ammonium

A

NH₄⁺

Q

hydronium

A

H₃O⁺

Q

Affix Guidelines

A

“ate” suffix is standard

“per” prefix adds a O

“ite” suffix has one less oxygen but same charge

“hypo” prefix has two less

“ide” suffix three less = usually none left