Polyatomic ions Flashcards
1
Q
Hydronium ion
A
H₃O⁺
2
Q
Hydroxide ion
A
OH⁻
3
Q
Ammonium ion
A
NH₄⁺
4
Q
Nitrate ion
A
NO₃⁻
5
Q
Nitrite ion
A
NO₂⁻
6
Q
Cyanide ion
A
CN−
7
Q
Cyanate ion
A
CNO−
8
Q
Thiocyanate ion
A
SCN- (replace O with S)
9
Q
Hydrogen sulfate ion
A
HSO4–
10
Q
Sulfate ion
A
SO₄²-
11
Q
Phosphate ion
A
PO4-3
12
Q
Hydrogen Phosphate
A
HPO₄²-
13
Q
Dihydrogen Phosphate
A
H2PO₄-
14
Q
Phosphite ion
A
PO₃⁻3 (remove 1 O)
15
Q
Carbonate ion
A
CO₃²-
16
Q
Hydrogen carbonate
A
HCO₃-
17
Q
Peroxide ion
A
O2-2
18
Q
Acetate ion
A
C2H3O2−
19
Q
Perchlorate ion
A
ClO₄⁻ (add 1 O)
20
Q
Chlorate ion
A
ClO₃-
21
Q
Chlorite ion
A
ClO₂⁻
22
Q
Hypochlorite ion
A
ClO⁻
23
Q
Chromate ion
A
CrO₄²⁻
24
Q
Dichromate ion
A
Cr2O7-2
25
Q
Permanganate ion
A
MnO₄⁻
