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Assertion : Permanent hardness of water ...

Assertion : Permanent hardness of water is removed by treatment with washing soda.
Reason : Washing soda reacts with soluble magnesium and calcium sulphate to form insoluble carbonates.

A

If both (A) and (R) are correct and (R) is the correct explanation of (A).

B

If both (A) and (R) are correct, but (R) is not the correct explanation of (A).

C

If (A) is correct, but (R) is incorrect.

D

If both (A) and (R) are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
A
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