JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Mock Test - The p-Block Elements (Groups 13, 14)

  • question_answer
    Correct order of stability of hydrides of carbon family is

    A)  \[C{{H}_{4}}>Si{{H}_{4}}>Ge{{H}_{4}}>Sn{{H}_{4}}>Pb{{H}_{4}}\]

    B)  \[C{{H}_{4}}<Si{{H}_{4}},<Ge{{H}_{4}}<Sn{{H}_{4}}<Pb{{H}_{4}}\]

    C)  \[C{{H}_{4}}.>Sn{{H}_{4}},>Ge{{H}_{4}}>Sn{{H}_{4}}>Pb{{H}_{4}}\]

    D)  None of the above

    Correct Answer: A

    Solution :

    [a]  Hydride of carbon family is stable when carbon is near to nucleus, thus its attraction is more toward valence shell electron so, it is more stable \[C{{H}_{4}}>Si{{H}_{4}}>Ge{{H}_{4}}>Sn{{H}_{4}}>Pb{{H}_{4}}\]


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