Multiple Bonds A double bond (two pairs "half ofπbond of shared electrons) consists of a sigma bond H4川 o bond 1…H and a pi bond. H H A triple bond (three pairs of shared electrons) half ofπbond consists of a sigma bond and two pi bonds. 2013 Pearson Education,Inc. Chapter2 12 © 2013 Pearson Education, Inc. Multiple Bonds • A double bond (two pairs of shared electrons) consists of a sigma bond and a pi bond. • A triple bond (three pairs of shared electrons) consists of a sigma bond and two pi bonds. Chapter 2 12