👉 Hydroxides are a class of compounds that contain one or more hydrogen atoms attached to an oxygen atom. These compounds can be classified into two main types based on their functional group:
1.
Oxygen-Containing Hydroxides
: These include oxalates, which have the formula (OH)2, and hydroxyapatite, which has the formula H2O. They are also known as calcium oxalate or calcium phosphate.
2.
Hydrogen-Containing