-2 Charge Flashcards

These are polyatomic ions that have a -2 charge.

1
Q

hydrogen phosphate

A

HPO₄²⁻

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2
Q

carbonate

A

CO₃²⁻

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3
Q

sulfite

A

SO₃²⁻

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4
Q

sulfate

A

SO₄²⁻

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5
Q

thiosulfate

A

S₂O₃²⁻

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6
Q

silicate

A

SiO₃²⁻

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7
Q

oxalate

A

C₂O₄²⁻

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8
Q

chromate

A

CrO₄²⁻

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9
Q

dichromate

A

Cr₂O₇²⁻

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10
Q

molybdate

A

MoO₄²⁻

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11
Q

peroxide

A

O₂²⁻

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