Alums are classified as

Olwwanifemi

5 years ago

Double Salts: contain more than one anion or cation. They form when more than one salt is dissolved in a liquid and when together they crystallize in a regular pattern. Alum is an example of a double salt. Alum contains aluminum and sulphate ions. Another example would be potassium sodium tartrate. Epsom salts are an example of a double salt. A double salt is a salt that crystallizes as a single substance but ionizes as two distinct salts when dissolved, as carnallite, KMgCl3·6H2O you grab?