JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Mock Test - The s-Block Elements

  • question_answer
    Potassium superoxide (\[K{{O}_{2}}\]) is used in space capsules, submarines, and breathing masks, because it is

    A) diamagnetic in nature

    B)  high melting compound

    C)  helpful in removing \[C{{O}_{2}}\]and producing \[{{O}_{2}}\]

    D)  unstable compound

    Correct Answer: C

    Solution :

    [c] \[K{{O}_{2}}\] Reacts with \[C{{O}_{2}}\] liberating\[{{O}_{2}}\].             \[4K{{O}_{2}}+2C{{O}_{2}}\to 2{{K}_{2}}C{{O}_{3}}+3{{O}_{2}}\]


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