put an iron nail in beaker containing cuso4 solution colour of solution changed from blue to green
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Answer: When an iron nail immersed in the solution of copper sulphate than iron displaces copper from the solution of copper sulphate because iron is more reactive than copper. Therefore copper sulphate solution colour changes from blue to pale green.
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2
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.
eq.-> Fe+CuSO 4 →FeSO4 +Cu
In this reaction, iron displaces copper from CuSO 4 solution.
Explanation:
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