1.

Assertion (A): Washing soda is sodium carbonate hexahydrate. Reason : Chlorine gas is used for the preparation of bleaching powder.

Answer»

Both (A) and (R) are true and (R) is CORRECT explanation of the assertion.
Both (A) and (R) are true but (R) is not the correct explanation of the assertion.
(A) is true but (R) is FALSE.
(A) is false but (R) is true.

Solution :WASHING soda is sodium carbonate DECAHYDRATE.


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