Alkenes, that are molecules containing carbon-carbon double bonds, have the opportunity of having stereoisomers, simply as ring programs do.
This is as a result of, not like carbon-carbon single bonds, that are free to rotate, double bonds are fastened and inflexible.
In this alkene, two stereoisomers are attainable. Beside above, do alkenes present optical isomerism? it says odd # of double bonds are in the identical aircraft and are usually not chiral.
So no, alkenes (1 double bond) are usually not lively as a result of the substituents are planar, and thus alkenes at all times have a mirror aircraft (the aircraft of the double bond).