Question

On placing a copper coin in a test tube containing green ferrous sulphate solution, it will be observed that the ferrous sulphate solution ______.

Options

• turns blue, and a grey substance is deposited on the copper coin.

• turns colourless and a grey substance is deposited on the copper coin

• turns colourless and a reddish–brown substance is deposited on the copper coin.

• remains green with no change in the copper coin.

Answer 1

On placing a copper coin in a test tube containing green ferrous sulphate solution, it will be observed that the ferrous sulphate solution remains green with no change in the copper coin.