2 MO for 1,3-Butadiene Two bonding antibonding bonding interactions. bonding One antibonding interaction. ■A bonding MO. Higher energy than 元1 MO and not as node strong. Chapter 15 9Chapter 15 9 2 MO for 1,3-Butadiene ▪ Two bonding interactions. ▪ One antibonding interaction. ▪ A bonding MO. ▪ Higher energy than 1 MO and not as strong