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  3. JAMIA MILLIA ISLAMIA

JAMIA MILLIA ISLAMIA Jamia Millia Islamia 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 :

                    Since, the ionic size of lanthanides decreases from \[L{{a}^{3+}}\]to\[L{{u}^{3+}},\]the basicity of the hydroxide decreases in the same order.


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