1.

The arrangement of following compounds: (I) bromomethane (II). Bromoform (III). Chloromethane (IV). Dibromomethane. In increasing order of boiling points is

Answer»

`(IV) lt (III) lt (I)lt(II)`
`(I)lt(II)lt(III)lt(IV)`
`(III)lt(I)lt(IV)lt(II)`
`(II)lt(I)lt(IV)lt(II)`

Solution :The MAGNITUDE of the boiling point DEPENDS upon the size of the halogen atom and ALSO the number of halogen atoms present. KEEPING this veiw, it is the correct increasing order BOILINGPOINT.


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