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 ▸

Explain what happens to a crystal of iodine when it is heated (5marks)


Methylpropene reacts with hydrogen bromide to form 2-bromo-2-methylpropane, draw the mechanism and state the major products.


Explain the delocalised model of benzene, and hence why it is less reactive with electrophiles than cyclohexene


How do I calculate the percentage by mass of a metal within an impure substance?