H Chem 1 - Common Polyatomic Ions
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Last updated 2:48 PM on 5/7/26
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27 Terms
1
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C₂H₃O₂⁻
acetate
2
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ClO⁻
hypochlorite
3
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ClO₂⁻
chlorite
4
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ClO₃⁻
chlorate
5
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ClO₄⁻
perchlorate
6
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H₂PO₄⁻
dihydrogen phosphate
7
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HCO₃⁻
hydrogen carbonate or bicarbonate
8
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HSO₄⁻
hydrogen sulfate
9
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HSO₃⁻
hydrogen sulfite
10
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OH⁻
hydroxide
11
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CN⁻
cyanide
12
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NO₃⁻
nitrate
13
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NO₂⁻
nitrite
14
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MnO₄⁻
permanganate
15
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CO₃²⁻
carbonate
16
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CrO₄²⁻
chromate
17
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Cr₂O₇²⁻
dichromate
18
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HPO₄²⁻
hydrogen phosphate
19
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C₂O₄²⁻
oxalate
20
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O₂²⁻
peroxide
21
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SO₄²⁻
sulfate
22
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SO₃²⁻
sulfite
23
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S₂O₃²⁻
thiosulfate
24
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PO₄³⁻
phosphate
25
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PO₃³⁻
phosphite
26
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NH₄⁺
ammonium
27
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H₃O⁺
hydronium