Question

Two test tubes are taken of which test tube A contained Zinc Nitrate solution and test tube B

contained Copper Sulphate solution. Lead pieces were added in test tube A whereas iron

pieces in test tube B. The solution in test tube A showed no change in colour.However, the

solution in test tube B turned green in colour.

1) No change is observed in test tube A. Why?

2) Why there was a change in colour in test tube B?

3) Name the type of reaction that occurred in test tube B.

4) What do you think if lead pieces are added to test tube B containing CuSO4 ?

5) Will there be any change if iron pieces added in test tube A containing Zn(NO3)2?​

Answer 1

Answer:

sorry don't know......dufhsryautdugciy