2a) Draw the most stable chair conformation of trans 1,2-dibromocyclohexane
b) Draw a Newman projection of 2-chloro-3-fluropentane looking down the C2-C3 bond.
4. For each pair state whether the two are a) the same molecule, b) different compounds that are not isomers, c) constitutional isomers, d) diastereomers, or e) enantiomers
5. Write out the stepwise mechanism, including intermediates or transition state: