Common charges and Polyatomic formulas

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For Pre-IB Chem Unit 2-3

Chemistry

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26 Terms

1
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Cu and Ni

1+, 2+

2
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Co Cr Mn and Fe

2+, 3+

3
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Ag and Hg22+

1+

4
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Sn and Pb

2+, 4+

5
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Cd Zn and Hg

2+

6
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Ammonium

NH₄⁺

7
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Nitrate

NO₃⁻

8
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Hydroxide

OH⁻

9
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Chlorate

ClO₃⁻

10
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Permanganate

MnO₄⁻

11
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Thiocyanate

SCN⁻

12
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Cyanide

CN⁻

13
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Iodate

IO₃⁻

14
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Bromate

BrO₃⁻

15
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Acetate

C₂H₃O₂⁻

16
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Silicate

SiO₃²⁻

17
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Sulfate

SO₄²⁻

18
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Thiosulfate

S₂O₃²⁻

19
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Carbonate

CO₃²⁻

20
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Chromate

CrO₄²⁻

21
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Dichromate

Cr₂O₇²⁻

22
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Selenate

SeO₄²⁻

23
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Peroxide

O₂²⁻

24
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Oxalate

C₂O₄²⁻

25
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Arsenate

AsO₄³⁻

26
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Phosphate

PO₄³⁻