Explain why alkenes can have stereoisomers

Alkenes have stereoisomers because no free rotation possible around the C=C double bond, as to do so would break the pi-bond between the two atoms. which requires energy to break.

JH

Related Chemistry A Level answers

All answers ▸

How can amino acids act as both acids and bases?


A sample of hydrochloric acid has a pH of 2.34. 
Write an expression for pH and calculate the concentration of this acid.


Write an equation for the incomplete combustion of dodecane to produce gaseous products only.


Identify the dehydration product or products of a) ethanol, b) button-2-ol