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CBSE Class 10 Answered

Respected mam, Answer the following question:
Asked by nkrbasak | 18 Sep, 2010, 11:51: PM
answered-by-expert Expert Answer
Iron is more active metal than copper. When an iron nail is placed in a copper sulphate solution, iron displaces copper from copper sulphate solution and forms iron sulphate, which is green in colour.

Therefore, the blue colour of copper sulphate solution fades and green colour appears.

 
Answered by | 19 Sep, 2010, 06:55: AM

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