write the observation when an iron nail is kept in copper sulphate solution.
chetan123456789:
copper sulphate colour changes from blue to light green
i think its the same ...the most imp thing is that it just changes in green
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it's colour become green instead of brown
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when an iron nail is kept in copper sulphate solution does solution changes to green colour. As iron being a more reactive metal than copper ,it displaces copper from its solution due to which the colour changes.
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