Statement-I: Permanent hardness of water is removed by treatment with washing soda.Statement-II: Washing soda reacts with soluble magnesium and calcium sulphate to form insoluble carbonate. (a) Statements-I and II are correct and Statement-II is the correct explanation of statement-I. (b) Statements-I and II are correct but Statement-II is not the correct explanation of statement-I. (c) Statement-I is correct but Statement-II is wrong. (d) Statement-I is wrong but Statement-II is correct.

Statement-I: Permanent hardness of water is removed by treatment with

1.	Statement-I: Permanent hardness of water is removed by treatment with washing soda.Statement-II: Washing soda reacts with soluble magnesium and calcium sulphate to form insoluble carbonate. (a) Statements-I and II are correct and Statement-II is the correct explanation of statement-I. (b) Statements-I and II are correct but Statement-II is not the correct explanation of statement-I. (c) Statement-I is correct but Statement-II is wrong. (d) Statement-I is wrong but Statement-II is correct.
Answer» (a) Statements-I and II are correct and Statement-II is the correct explanation of statement-I.

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