Question

Is alum a single salt or double salt or complex salt.​

Answer 1

Explanation:

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⭐:- Alum is a double salt of potassium sulphate and aluminium sulphate.⭐

Answer 2

Answer:

When it is dissolved it is ionixed into 2 distinct salts......

I.e., we can say that it is a double salt....

Hope this helps you........