Polyatomic Ions Chemistry 112
Description of an Anion
- Negative charge
- Non metals
- Ends in -ide
Description of a Cation
- Positive charge
- Metals
Nitrate
NO3 1-
Bromate
BrO3 1-
Carbonate
CO3 2-
Iodate
IO3 1-
Chlorate
ClO3 1-
Chromate
CrO4 2-
Sulfate
SO4 2-
Phosphate
PO4 3-
Permanganate
MnO4 1-
Acetate
C2H3O2 1-
Hydrogen carbonate (bicarbonate)
HCO3 1-
dichromate
Cr2O7 2-
hydroxide
OH 1-
cyanide
CN 1-
ammonia
NH4 1+