Banking Chemistry Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    Aluminium is used in thermite welding because -

    A)  aluminium is a light metal

    B)  aluminium has more affinity for oxygen  

    C)  aluminium is a strong oxidising agent

    D)  aluminium is a reactive metal

    Correct Answer: B

    Solution :

     \[F{{e}_{2}}{{O}_{3}}(s)+2AI(s)\to A{{l}_{2}}{{O}_{3}}(s)+2Fe(l)\]


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