JEE Main & Advanced Chemistry Oxygen Family Question Bank Oxygen Family

  • question_answer The number of unpaired electrons in the p-subshell of oxygen atom is [Kurukshetra CEE 1991]

    A) 1

    B) 2

    C) 3

    D) 4

    Correct Answer: B

    Solution :

    \[{{O}_{8}}\] `     \[1{{s}^{2}}\]     \[2{{s}^{2}}\]     \[KI+{{H}_{2}}S{{O}_{4}}\,\xrightarrow{\Delta }\,KHS{{O}_{4}}+HI\]        

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