Multiple Choice Questions on If copper is kept open in air it slowly loses its shining brown surface and gains a green coating It........... for 10th Standard Preparation

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Multiple Choice Questions

If copper is kept open in air it slowly loses its shining brown surface and gains a green coating It...........

Chemistry Chapter- 3
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    If copper is kept open in air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of

    CuSO4

    Incorrect Answer

    CuCO3

    Correct Answer

    Cu(NO3)2

    Incorrect Answer

    CuO

    Incorrect Answer
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    Explanation:

    Copper reacts with moist carbon dioxide in the air and form green colour basic copper carbonate. 

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