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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2001

  • question_answer
    In which of the following will have highest hydration?

    A)  \[Rb\] 

    B)                        \[Cs\]

    C)  \[Na\]                 

    D)         \[K\]

    Correct Answer: C

    Solution :

    If ionic radii is decrease then hydration increase. So the order of ionic radii is \[Na<K<Rb<S\] So, Na is the highest hydrate.


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