NEET Chemistry Electrochemistry / विद्युत् रसायन Question Bank Self Evaluation Test - Electrochemistry

  • question_answer
    The ionic conductivity of \[B{{a}^{2+}}\] and \[C{{l}^{-}}\] at infinite dilution are 127 and 76 \[oh{{m}^{-1}}\] \[c{{m}^{2}}e{{q}^{-1}}\] respectively. The equivalent conductivity of \[BaC{{l}_{2}}\] at infinity dilution (in \[oh{{m}^{-1}}\,C{{m}^{2}}e{{q}^{-1}}\]) would be:

    A) 203                  

    B) 279  

    C) 101.5               

    D) 139.5

    Correct Answer: B

    Solution :

    [b] Equivalent conductivity of \[BaC{{l}_{2}}\] \[\Lambda _{m}^{\infty }(BaC{{l}_{2}})=\lambda _{m}^{\infty }(B{{a}^{2+}})+2\lambda _{m}^{\infty }(C{{l}^{-}})\] \[=127+2\times 76=279\text{ }oh{{m}^{-1}}c{{m}^{2}}e{{q}^{-1}}.\]


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