Answer:
2 carbon carbon single bonds
Explanation:
Energy required to break [tex]\rm 2[C-C][/tex] is [tex] 2\times 346=\boxed{692}[/tex]
Energy required to break [tex]\rm [C=C][/tex] is [tex] \boxed{602}[/tex]
Hence, Breaking 2 carbon carbon single bonds would require more energy
