Molar ionic conductivities of divalent cation and anion are 57 S cm2 mol–1 and 73 S cm2 mol–1 respectively. The molar conductivity of solution of an electrolyte with the above cation and anion will be

Question

Molar ionic conductivities of divalent cation and anion are 57 S cm2 mol–1 and 73 S cm2 mol–1 respectively. The molar conductivity of solution of an electrolyte with the above cation and anion will be :

(A) 65 S cm2 mol–1
(B) 130 S cm2 mol–1
(C) 187 S cm2 mol–1
(D) 260 S cm2 mol–1

Prashant Kotian · Accepted Answer

Correct answer: B. 2 –1 C 57Scm mol    2 –1 A 73Scm mol    2 Solution C A      = 57 + 73 = 130

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