1. Zinc is more active than hydrogen but copper is less active than hydrogen.

    Zinc is more active than hydrogen but copper is less active than hydrogen.

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  2. Blue colour of the solution is due to copper ions. During this reaction is displace from the solution.

    Blue colour of the solution is due to copper ions. During this reaction is displace from the solution.

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  3. A chemical reaction in which more activity element displaces less active element is called displacement reaction.

    A chemical reaction in which more activity element displaces less active element is called displacement reaction.

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