Polyatomic Ions and charges

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33 Terms

1
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Acetate

CH3COO–

2
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Hydroxide

OH–

3
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Chlorate

ClO3–

4
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Chlorite

ClO2–

5
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Nitrate

NO3–

6
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Nitrite

NO2–

7
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Hypochlorite

OCl–

8
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Hypobromite

OBr –

9
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Iodate

IO3–

10
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Bisulphite

HSO3–

11
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Bisulphate

HSO4–

12
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Cyanide

CN–

13
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Permanganate

MnO4–

14
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Thiocyanate

SCN–

15
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Hydrogen carbonate

HCO3–

16
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Carbonate

CO3 -2

17
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Sulphate

SO4 -2

18
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Sulphite

SO3 -2

19
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Oxalate

C2O4 -2

20
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Silicate

SiO3 -2

21
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Manganate

MnO4 -2

22
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Thiosulphate

S2O3 -2

23
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Chromate

CrO4 -2

24
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Dichromate

Cr2O7 -2

25
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Phosphate

PO4 -3

26
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Phosphite

PO3 -3

27
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Aluminate

AlO3 -3

28
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Arsenite

AsO3 -3

29
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Arsenate

AsO4 -3

30
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Borate

BO3 -3

31
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Pyrophosphate

P2O7 -4

32
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Ammonium

NH4+ (only polyatomic ion carrying positive charge)

33
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Patterns:

Bi-Hydrogen

Hypo-Oxygen

Thio-Sulfur

Ite- O2 or O3

Ate- O3 or O4