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NEET Sample Paper NEET Sample Test Paper-36

  • question_answer
    The ease of adsorption of the hydrates alkali metal ions on an ion-exchange resins follows the order

    A) \[{{K}^{+}}<N{{a}^{+}}<R{{b}^{+}}<L{{i}^{+}}\]

    B) \[N{{a}^{+}}<Li<{{K}^{+}}<R{{b}^{+}}\]

    C) \[L{{i}^{+}}<{{K}^{+}}<N{{a}^{+}}<R{{b}^{+}}\]

    D) \[R{{b}^{+}}<{{K}^{+}}<N{{a}^{+}}<L{{i}^{+}}\]    

    Correct Answer: D

    Solution :

     The ease of adsorption of hydrated alkali metal cations depends upon their size in hydrated form and on the charge carried by them.


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