Multiple Choice Questions on An element X on exposure to moist air turns reddish brown and a new compound Y is formed The substan........... for 10th Standard Preparation

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Multiple Choice Questions

An element X on exposure to moist air turns reddish brown and a new compound Y is formed The substan...........

Chemistry Chapter - 1
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    An element X on exposure to moist air turns reddish-brown and a new compound Y is formed. The substance X and Y are

    X = Fe, Y = Fe2O3

    Correct Answer

    X = Ag, Y = Ag2S

    Incorrect Answer

    X = Cu, Y = CuO

    Incorrect Answer

    X = Al, Y = Al2O3

    Incorrect Answer
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    Explanation:

    X = Fe, Y = Fe2O3

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