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An aqueous solution of potash alum gives...

An aqueous solution of potash alum gives

A

Two types of ions

B

Only one type of ion

C

Four types of ions

D

Three types of ions

Text Solution

Verified by Experts

The correct Answer is:
D
Potash alum is a mixed salt of `K_2SO_4 and Al_2(SO_4)_3` and on dissolving, it gives all three ion `Al^(3+), K^+` and `SO_4^(2-)` of which it is made.
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