Question

Dip an iron nail in salt solution. what change do you observe ?​

Answer 1

Explanation:

⏩ When an iron nail is dipped in copper sulphate solution, a brown coating of copper is formed in the surface of iron and the colour of copper sulphate solution changes from blue to pale green. ⏪

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Answer 2

Answer:

When an iron nail is dipped in copper sulfate solution, a brown coating of copper is formed in the surface of iron and the color of copper sulfate solution changes from blue to pale green.

Explanation:

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