Question

Which is the correct increasing order of boiling points of
the following compounds?
1 - iodobutane, 1 - bromobutane, 1 - chlorobutane, Butane
(a) Butane < 1-chlorobutane < 1- bromobutane <
1 - iodobutabe
(b) 1 - iodobutane < 1 bromobutane < 1 - chloroubutane< Butane
(c) Butane < 1 - iodobutane < 1 - bromobutane <1 - chlorobutane
(d) Butane < 1 - chlorobutane < 1 - iodobutane <1 - bromobutane​

Answer 1

Answer:

option A

Explanation:

bp of halogens increases down due to inc in molar mass