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VIT Engineering VIT Engineering Solved Paper-2010

  • question_answer
    Across the lanthanide series, the basicity of the lanthanide hydroxides

    A)  increases

    B)  decreases

    C)  first increases and then decreases

    D)  first decreases and then increases

    Correct Answer: B

    Solution :

     As the ionic size of lanthanide decreases, the covalent character of their hydroxide increases. Due to which, their basicity decreases.


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