Lewis structure Octet rule Lewis structure A simple way to show valence electrons and molecular structure Octet Rule(useful but not always true) Octet rule: Groups of 8 electrons around each atom are most stable Additional important concepts Single bond, Double bond, Triple bond Lone pair electrons(Nonbonding electrons 6Lewis Structure & Octet Rule  Lewis structure  A simple way to show valence electrons and molecular structure.  Octet Rule (useful but not always true)  Octet rule: Groups of 8 electrons around each atom are most stable.  Additional important concepts  Single bond, Double bond, Triple bond  Lone pair electrons (Nonbonding electrons) 6