1.

The decreasing order of bond dissociation energies of C-C,C-H and H -H bonds is

Answer»

`H-Hgt-C-Hgt-C-C`
`-C-C-gt-C-HgtH-H`
`-C-H-gt-C-C-gtH-H-`
`-C-C-gtH-Hgt-C-H`

ANSWER :A


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