| Ion | Formula | Charge |
| Ammonium? | |
| Hydroxide? | |
| Cyanide? | |
| Chlorate? | |
| Chlorite? | |
| Nitrate? | |
| Nitrite? | |
| Acetate? | |
| Permanganate? | |
| Perchlorate? | |
| Hypochlorate? | |
| | Ion | Formula | Charge |
| Thiocyanate? | |
| Carbonate? | |
| Chromate? | |
| Dichromate? | |
| Silicate? | |
| Sulfate? | |
| Sulfite? | |
| Oxalate? | |
| Phosphate? | |
| Phosphite? | |
|