Single and Double Bonds A double bond always consists of one o and one nt bond A o bond is stronger than a nt bond,due to better overlap,and electrons being closer to nuclei. half ofπbond H11 Co bond I…H H .H C:: H ■H H : Lewis structure of ethylene half ofπbond 2013Pason Educaton he Ch02 Structure and Properties (landscape) Page 12 Ch02 Structure and Properties (landscape) Page 12 Single and Double Bonds A double bond always consists of one  and one  bond. A  bond is stronger than a  bond, due to better overlap, and electrons being closer to nuclei