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Which of the following statement is not ...

Which of the following statement is not correct?

A

Sodium chloride absorbs water and is hygroscopic.

B

Common salt is used to clear snow on the road.

C

Anhydrous `MgCl_(2)` can be prepared by heating a double salt of it ie., `MgCl_(2).NH_(4)Cl.6H_(2)O`.

D

`CaSO_(4)` and `BaSO_(4)` are reacted with coke to produce CaS and BaS repectively.

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The correct Answer is:
A
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