trans-1-3-dibromocyclopentane
 
cis-1-isopropyl-3-methylcyclohexane

 
(cyclopentylmethyl)cyclopentane
 
2,2,5-trimethylheptane
 
trans-1-chloro-2-methylcyclopropane


Problem #2:

    
    

trans-1,3-dimethylcyclobutane
 
hexylcyclooctane
 
cis-1-methyl-3-nitrocyclopentane
 
trans-1,2-dibromocyclohexane