Following figure shows dependence of molar conductance of two electrolytes on concentration. $Λ \overset{o}{m}$ is the limiting molar conductivity.

The number of incorrect statement(s) from the following is _______
A) $Λ \overset{o}{m}$ for electrolyte A is obtained by extrapolation
B) For electrolyte B, $\land m$ vs $\sqrt{c}$ graph is a straight line with intercept equal to $Λ \overset{o}{m}$
C) At infinite dilution, the value of degree of dissociation approaches zero for electrolyte B.
D) $Λ \overset{o}{m}$ for any electrolyte A or B can be calculated using $λ^{o}$ for individual ions.

Question

Following figure shows dependence of molar conductance of two electrolytes on concentration. $Λ \overset{o}{m}$ is the limiting molar conductivity.

The number of incorrect statement(s) from the following is _______
A) $Λ \overset{o}{m}$ for electrolyte A is obtained by extrapolation
B) For electrolyte B, $\land m$ vs $\sqrt{c}$ graph is a straight line with intercept equal to $Λ \overset{o}{m}$
C) At infinite dilution, the value of degree of dissociation approaches zero for electrolyte B.
D) $Λ \overset{o}{m}$ for any electrolyte A or B can be calculated using $λ^{o}$ for individual ions.

Infinity Learn · Accepted Answer

A, C incorrect. Correct statements are.1) For electrolyte B, ∧m vs c graph is a straight line with intercept equal to Λmo2) Λmo for any electrolyte A or B can be calculated using λo for individual ions.

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