In which case, van’t Hoff factor i remains unchanged ? (a) PtCl4 reacts with aq. KCl (b) aq. ZnCl2 reacts with aq. NH3 (c) aq. FeCl3 reacts with aq. K4[Fe(CN)]6 (d) KMnO4 reduced to MnO2 in alkaline medium

 

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In which case, van’t Hoff factor i remains unchanged ?

(a) PtCl4 reacts with aq. KCl

(b) aq. ZnCl2 reacts with aq. NH3

(c) aq. FeCl3 reacts with aq. K4[Fe(CN)]6

(d) KMnO4 reduced to MnO2 in alkaline medium

Answer:b