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

  • question_answer
    Which of the following is formed when calcium combines with oxygen [MH CET 2000]

    A) Ca

    B) CaO

    C) \[Ca{{O}_{2}}\]

    D) \[C{{a}_{2}}{{O}_{2}}\]

    Correct Answer: B

    Solution :

    \[Ca+\frac{1}{2}{{O}_{2}}\to CaO\].


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