give reason, Blue colour of copper sulphate solution disappears when some aluminium powder is added in it.
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Explanation:
When Aluminium is added to it, A Displacement reaction takes place. Aluminium is more reactive than copper hence, It displaces Copper from its sulphate Solution in order to form Aluminum Sulphate. ... That is why the Blue colour of Copper sulphate disappears and the solution becomes Colourless
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Aluminium being more reactive than copper copper displaces blue colour of copper sulphate solution . This reaction is a displacement reaction
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