1.

The correct order of melting and boiling points of primary (1^(@)), secondary and tertiary (3^(@)) alkyl halides is :

Answer»

`1^(@)GT2^(@)gt3^(@)`
`3^(@)gt2^(@)gt1^(@)`
`2^(@)gt3^(@)gt1^(@)`
`3^(@)gt1^(@)gt2^(@)`

ANSWER :A


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