1.

Which of the following as an aqueous solution has a freezing point most nearly equal to that of an equimolar solution of K_(4)[Fe(CN)_(6)] (assume complete ionisation of electrolytes )

Answer»

`K_(2)SO_(4)`
SUCROSE
`Al_(2)(SO_(4))_(3)`
`K_(3)[Fe(CN)_(6)]`

SOLUTION :Because `Al_(2)(SO_(4))_(3)` has same number of ions (FIVE) as that of `K_(4)[Fe(CN)_(6)]` in solution.


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