Why do the colour and solution of copper sulphate in a beaker and put an iron nail in
it?
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Answer:
) Chemical reaction of iron nail with copper sulphate solution in water. Iron displaces copper ions from an aqueous solution of copper sulphate. It is a single displacement reaction of one metal by another metal. ... Thus iron is more reactive than copper
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Answer:
When an iron nail is dipped in copper sulphate solution, a brown coating of copper is formed on the surface of iron and the colour of copper sulphate solution changes from blue to light green.
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