1.

Arrange the following compounds in the increasing order of their boiling points. (i).

Answer»

`(ii) lt (i) lt (iii)`
`(i) lt (ii) lt (iii)`
`(iii) lt (i) lt (ii)`
`(iii) lt (ii) lt (i)`

Solution :It is the CORRECT INCREASING order. In the isomeric halogen derivatives, the boiling POINTS increase with decrease in BRANCHING of chain or increase in surface area of the molecules.


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