Year: 2021
Topic: Haloalkanes and Haloarenes
Time :
1.
The correct sequence of bond enthalpy of 'C-X' bond is
(1). CH
3
-F< CH
3
-Cl< CH
3
-Br < CH
3
-I
(2). CH
3
-F> CH
3
-Cl> CH
3
-Br> CH
3
-I
(3). CH
3
-F< CH
3
-Cl> CH
3
-Br > CH
3
-I
(4). CH
3
-CI> CH
3
-F>CH
3
-Br > CH
3
-I