Question

Mixing of Iron nails in copper sulphate solution is which change
(chemical or physical)
what are the properties that change (colour, size, shape, state)​

Answer 1

Explanation:

it's a chemical change..

1. in this change, there is chance of change in colour.
2. there is also chance of change in size
3. there is no chance of change in shape
4. there is no chance of change in state of the object

Answer 2

Answer:

Chemical Change

Colour - Change