Q.

Column-I ( solute)

Column-II ( vant half factor, i)

(A)

AlCl3Ifα=0.8

(P)

i=3.4

(B)

BaCl2ifα=0.9

(Q)

i=2.8

(C)

Na3PO4ifα=0.9

(R)

i=3.8

(D)

K4[Fe(CN)6]ifα=0.7

(S)

i=3.7

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a

AP;BQ;CS;DR

b

AR;BS;CP;DQ

c

AQ;BP;CS;DR

d

AP;BQ;CR;DS

answer is A.

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Detailed Solution

i=1α+nα

For AlCl3;i=10.8+4×0.8=0.2+3.2=3.4

For BaCl2;i=10.9+3×0.9=2.8

For Na3PO4;i=10.9+4×0.9=3.7

For K4[Fe(CN)6];i=10.7+5×0.7=3.8

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Column-I ( solute) Column-II ( vant half factor, i) (A) AlCl3  If  α=0.8 (P) i=3.4 (B) BaCl2  ifα=0.9 (Q) i=2.8 (C) Na3PO4 if α=0.9 (R) i=3.8 (D) K4[Fe(CN)6] if α=0.7 (S) i=3.7