JEE Main & Advanced Chemistry Redox Reactions / रेडॉक्स अभिक्रियाएँ Question Bank Oxidation number and Oxidation state

  • question_answer
    The oxidation state shown by silicon when it combines with strongly electropositive metals is     [MH CET 2004]

    A) - 2         

    B) - 4

    C) + 4         

    D) - 2

    Correct Answer: B

    Solution :

    Silicon forms silicides with strongly electropositive metals (like \[Na,\,Mg,\,K\] etc.) In these compounds. It has oxidation number \[=-4\].


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