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)
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Which of the following gas is used to store fat and oil containing food for a long time?
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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)
1 year ago | [YT] | 1
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Because you're.......
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1 year ago (edited) | [YT] | 4
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