Statement I : The mobilities of Na+ ions is lower than that of K+ ion in fused stateStatement II : The ionic mobilities are independent on the effective radius of the ion

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Statement I and II are correct

Statement I is incorrect and statement II is correct

Statement - I is correct and Statement- II is incorrect

Both statement - I and statement - II are incorrect

answer is D.

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Detailed Solution

In fused state [liquid state]The sizes of ions: Li+ < Na+ < K+ < Rb+ < Cs+Mobility of Na+ ions is greater than that of K+ ionsSize of ions ∞ mobilities of ions ∞ conductivitives of ionsIonic mobilities are dependent of the effective radius of the ionStatement - I & Statement - II are incorrect

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