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Which statement is not true about potash...

Which statement is not true about potash alum?

A

Its empirical formula is `Kal(SO_4)_2 . 12H_2O`

B

Its aqueous solution is basic in nature

C

It is used in dyeing industries

D

On heating it melts and loses its water of crystallization

Text Solution

Verified by Experts

The correct Answer is:
B
Alum form acidic solution on dissolution in water due to hydrolysis of `Al^(3+)` ions
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