Commercial common salt becomes slightly damp on keeping. This is due to the fact that -
Commercial common salt becomes slightly damp on keeping. This is due to the fact that -
(A) Common salt is hygroscopic
(B) Common salt contains some impurity which is hygroscopic
(C) Salt is efflorescent
(D) Salt is crystalline
10 views
1 Answers
Correct option (B) Common salt contains some impurity which is hygroscopic
Explanation :
Commercial common salt commonly becomes slightly damp on keeping because common salt contains some impurity MgCl2 and CaCl2 which is hygroscopic in nature and absorbs moisture from the atmosphere.
10 views
Answered