Determine whether each of the following compounds is a cis isomer or a trans isomer: H H H . Br d. Br CH3 H Br H b. . CI CH3- CH3 H -CH3 H H CH3 f. CH3 Br H PROBLEM 31 SOLVED a. Draw the more stable chair conformer of cis-1-ethyl-2-methyleyclohexane. b. Draw the more stable conformer of trans-1-ethyl-2-methylcyclohexane. c. Which is more stable, cis-1-ethyl-2-methylcyclohexane or trans-1-ethyl-2-methyl- cyclohexane?