polyatomic ions

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che105 exam 1

Chemistry

Molecular & Ionic Compounds

Last updated 4:31 PM on 9/15/25

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25 Terms

1

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ammonium

NH₄⁺

2

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acetate

CH₃COO^-

3

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carbonate

CO₃^-2

4

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hydrogen carbonate (bicarbonate)

HCO₃^-

5

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hydroxide

OH^-

6

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nitrite

NO₂^-

7

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nitrate

NO₃^-

8

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chromate

CrO₄^-2

9

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dichromate

Cr₂O₇^-2

10

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phosphate

PO₄^-3

11

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hydrogen phosphate

HPO₄^-2

12

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dihydrogen phosphate

H₂PO₄^-

13

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hypochlorite

ClO^-

14

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chlorite

ClO₂^-

15

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chlorate

ClO₃^-

16

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perchlorate

ClO₄^-

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permanganate

MnO₄^-

18

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sulfite

SO₃^-2

19

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sulfate

SO₄^-2

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hydrogen sulfite (bisulfite)

HSO₃^-

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hydrogen sulfate (bisulfate)

HSO₄^-

22

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cyanide

CN^-

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peroxide

O₂^-2

24

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borate

BO₃^-3

25

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iodate

IO₃^-