1.

Which of the following is least soluble in water at 298 K?

Answer»

`CH_(3)NH_(2)`
`(CH_(3))_(3)N`
`(CH_(3))_(2)NH`
`C_(6)H_(5)NH_(2)`

Solution :(d): Aromatic AMINES are insoluble in WATER. This is due to the larger hydrocarbon PART which tends to retard the FORMATION of H-bond.


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