Carey, pages 140 - 147 :
Problems 3.16 - 3.24, 3.27 - 3.35, Spartan 3.1 - 3.3, 3.11

1. Although cis and trans should only be applied to disubstituted cycloalkanes, one stereoisomer could be unambiguously called all-cis-1,2,3-trimethylcyclohexane.

Write both chair conformations and predict which is more stable.

Do the same for the all-cis-1,2,4- and all-cis-1,3,5- isomers.