Question

When iron nails dipped in copper sulphate solution, a green-coloured ............... solution is formed .....this is chemical and physical change chapter....plz dont give spam answers.......

Answer 1

Answer:

it is a chemical change

Explanation:

as there is a  change in colour which is a property of chemiacl change

Answer 2

Answer:

Explanation:

Heya!!

Here is your answer!!!

• When iron nails dipped in copper sulphate solution,a green coloured Iron sulphate solution is formed.

• This is a chemical change.

• This reaction is displacement reaction where Iron displaces Copper from its salt solution .Since Iron is more reactive than copper,thus displaces copper from its salt solution of copper sulphate.

• CuSO4 +Fe -> FeSO4 +Cu.

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