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Kohlrausch Law

If Molar cond...

Question

If Molar conductivity of $C a^{2 +} = 119$ & Molar conductivity of $C l^{=} 71$ then find the molar conductivity of $C a C l_{2}$ :

A

341

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B

261

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C

126

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D

431

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Solution

The correct option is B $261$
$V_{m} (C a C l_{2}) = ⋀_{C a^{+ 2}} + 2 ⋀_{C l^{-}}$
$= 119 + 71 \times 2$
$= 261$

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