and CommentsFigure 4.3 A-CThe electron configuration of carbon gives it covalent compatibility with ... same molecular formula but different structures and properties Three types of isomers are Structural Geometric ... EnantiomersHHHHHHHHHHHHHHHHHHHHHHHHHHHHCO2HCH3NH2CCO2HHCH3NH2XXXXCCCCCCCCCCCCCCC(a) Structural isomers(b) Geometric