Question

why is the colour of copper sulphate solution change when few pieces of iron put into it write the chemical reaction involved and name the types of reaction​

Answer 1

Answer:

Blue colour of the copper sulphate solution changes into green colour & then iron nail acquires a brownish look. This is because that iron is more reactive than copper. The following chemical reaction takes place in this activity. In this reaction, iron displaces copper from CuSO4 solution.

Explanation:

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