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NEET Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Mock Test - The p-Block Elements (Groups 15, 16, 17 and 18)

  • question_answer
    Identify the correct sequence of increasing number of \[\pi \]-bonds in structure of following molecules. (I) \[{{H}_{2}}{{S}_{2}}{{O}_{6}}\]     (II)\[{{H}_{2}}S{{O}_{3}}\]  (III)\[{{H}_{2}}{{S}_{2}}{{O}_{5}}\]

    A) I, II, III 

    B) II, III, I

    C) II, I, III 

    D) I, III, II

    Correct Answer: B

    Solution :

    [b]


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