A few common ions
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| ClO 1- | hypochlorate | |
| ClO2 1- | chlorite | |
| ClO3 1- | chlorate | |
| ClO4 1- | perchlorate | |
| CO3 2- | carbonate | |
| NO2 1- | nitrite | |
| NO3 1- | nitrate | |
| SO3 2- | sulphite | |
| SO4 2- | sulphate | |
| PO3 3- | phosphite | |
| PO4 3- | phosphate | |
| OH 1- | hydroxide |
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