Common Polyatomic Ions Flashcards
1
Q
Ammonium
A
NH₄ ⁺
2
Q
Acetate
A
C₂H₃O₂ ⁻
3
Q
Carbonate
A
CO₃ ²⁻
4
Q
Hydrogen Carbonate/Bicarbonate
A
HCO₃ ⁻
5
Q
Chromate
A
CrO₄ ²⁻
6
Q
Dichromate
A
Cr₂O₇ ²⁻
7
Q
Cyanide
A
CN ⁻
8
Q
Hydroxide
A
OH ⁻
9
Q
Nitrate
A
NO₃ ⁻
10
Q
Nitrite
A
NO₂ ⁻
11
Q
Permanganate
A
MnO₄ ⁻
12
Q
Phosphate
A
PO₄ ³⁻
13
Q
Phosphite
A
PO₃³⁻
14
Q
Dihydrogen Phosphate
A
H₂PO₄ ⁻
15
Q
Sulfate
A
SO₄ ²⁻
16
Q
Sulfite
A
SO₃ ²⁻
17
Q
Hypochlorite
A
ClO ⁻
18
Q
Chlorite
A
ClO₂ ⁻
19
Q
Chlorate
A
ClO₃ ⁻
20
Q
Perchlorate
A
ClO₄ ⁻
21
Q
Hydrogen Sulfate/Bisulfate
A
HSO₄ ⁻
22
Q
Hydrogen Phosphate
A
HPO₄ ²⁻
23
Q
Oxalate
A
C₂O₄ ²⁻
24
Q
Peroxide
A
O₂ ²⁻
25
Q
Thiosulfate
A
S₂O₃ ⁻²
26
Q
Hydrogen Sulfite/Bisulfite
A
HSO₃ ⁻¹
27
Q
Iodate
A
IO₃⁻
