CBSE Class 10 Science 2020 · Paper 31/1/1 · Question 6
In a double displacement reaction such as the reaction between sodium sulphate solution and barium chloride solution :
(A) exchange of atoms takes place
(B) exchange of ions takes place
(C) a precipitate is produced
(D) an insoluble salt is produced
The correct option is :
- (a)(B) and (D)
- (b)(A) and (C)
- (c)only (B)
- (d)(B), (C) and (D)
Answer
(d) (B), (C) and (D)
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