Question

Observation Table:
Obsertvations
Sr.No. Experiment procedure
1 Colour of CuSo soln. before the experiment.
2 Colour of iron nail before the experiment.
3 Colour of Cuso, soln. after the experiment.
4 Colour of iron nail after the experiment.
Reaction :​

Answer 1

Answer:

1.Colour of CuSO4 solution before the experiment is blue.

2. Colour of iron nail before the experiment is silver.

3. Colour of CuSO4is changed from due to light green of FeSO after the experiment.

4. The silver colour of iron nail is changed to reddish brown colour due to coating of Cu metal on the iron nail.

Answer 2

Answer:

1. Blue

2.Dark brown

3.

4.Reddish brown