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JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Alkaline Earth Metals

  • question_answer
    Alloys of ...... metal are light and strong and so are used in the manufacture of aeroplane parts [EAMCET 1978]

    A) \[Cr\]

    B) \[Sn\]

    C) \[Fe\]

    D) \[Mg\]

    Correct Answer: D

    Solution :

    Duralium\[(Al=95%,\]\[Cu=4%,\]\[Mn=0.5%,\]\[Mg=0.5%)\] being light, tough and durable is used for the manufacture of aeroplanes and automobile parts.


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