It has a charge (oxidation number) of -1 unit.
The term hydroxyl group is used when the functional group -OH is counted as a substituent[?] of an organic compound. Organic molecules containing a hydroxyl group are known as alcohols.
Hydroxide is one of the simplest of the polyatomic ions.
a general term for any salt containing stoichiometric amounts of this polyatomic ion.
... silt had to be removed continually. The government required individuals to work on the canals, although the rich were able to exempt themselves.
Using the canals, ...
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