NEET Chemistry Hydrogen & Its Compounds / हाइड्रोजन और इसके यौगिक Question Bank Self Evaluation Test - Hydrogen

  • question_answer
    Which of the following statements are correct?
    (i) Hydrogen peroxide is industrially prepared by the auto-oxidation of 2-alkyl anthraquinols
    (ii) One millilitre of 30% \[{{H}_{2}}{{O}_{2}}\] means that solution will give 100 V of oxygen at STP
    (iii) Dihedral angle of \[{{H}_{2}}{{O}_{2}}\] in gas phase is \[90.2{}^\circ \] and in solid phase dihedral angle is \[111.5{}^\circ \]

    A) (i), (ii) and (iii)   

    B) (i) and (iii)

    C) (ii) and (iii)        

    D) (i) and (ii)

    Correct Answer: D

    Solution :

    [d] Dihedral angle of \[{{H}_{2}}{{O}_{2}}\] in gas phase is \[111.5{}^\circ \] and in solid phase it is \[90.2{}^\circ \]


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