1 ALKENES ALKENES are hydrocarbons: * with C=C bonds; * of general formula C n H 2n ; * having 120° bond angles and trigonal planar shape around the C=
4 Types of Isomers 1.Structural Isomers/(Constitutional) 2.Geometric Isomers/(Cis/Trans) 3.Optical Isomers A.Enantiomers B.Diastereomers.
CH 4. Stereochemistry. Isomers – different compounds with the same molecular formula. Structural Isomers – isomers that differ in which atoms are bonded.
