Cyclic stereoisomers (cyclopropane, cyclobutane, cyclohexane) from structures

14 questions on Cyclic stereoisomers (cyclopropane, cyclobutane, cyclohexane) from structures from the Stereoisomerism chapter: 4 NEET level, 5 JEE Main, 5 JEE Advanced. Each one opens with its answer and solution.

• The compound shown is 1,2-dimethylcyclohexane with the two methyl groups on opposite faces of the ring. Considering configuration only, it is NEET level, drawn structure
• The compound shown is cis-1,2-dibromocyclohexane. Counting cis and trans forms and enantiomers separately (configuration only), the total number of stereoisomer... NEET level, drawn structure
• Which one of the structures shown is chiral? Consider configuration only (rings treated as planar). NEET level
• The compound shown is trans-1,3-dibromocyclohexane. Its mirror image is NEET level, drawn structure
• The compound shown is 1,3-dimethylcyclohexane with no configuration specified. Treating the ring as planar and counting configurational stereoisomers only (cis,... JEE Main level, drawn structure
• The compound shown is 1-bromo-2-methylcyclohexane with no configuration specified. Counting configurational stereoisomers only (cis, trans and enantiomers), how... JEE Main level, drawn structure
• The compound shown is 1,2-dimethylcyclobutane with no configuration specified. Treating the ring as planar and counting configurational stereoisomers only, how ... JEE Main level, drawn structure
• The compound shown is 1-bromo-3-chlorocyclobutane with no configuration specified. Treating the ring as planar, which statement about its stereoisomers is corre... JEE Main level, drawn structure
• The compound shown is cis-1,3-dimethylcyclohexane. Considering configuration only (ring treated as planar), which statements are correct? JEE Main level, drawn structure
• The compound shown is 1,2,4-trimethylcyclohexane with no configuration specified. Treating the ring as planar and counting configurational stereoisomers only (a... JEE Advanced level, drawn structure
• The compound shown is 1,2-dichloro-3-methylcyclopropane with no configuration specified. Treating the ring as planar and counting configurational stereoisomers ... JEE Advanced level, drawn structure
• The compound shown is bicyclo[4.3.0]nonane (hydrindane), in which a cyclohexane ring and a cyclopentane ring share the C-C bond between the two bridgehead carbo... JEE Advanced level, drawn structure
• The compound shown is decalin (bicyclo[4.4.0]decane) drawn with the two bridgehead hydrogens on opposite faces (trans-fused). Considering configuration only, wh... JEE Advanced level, drawn structure
• The compound shown is 1-ethyl-2-methylcyclobutane with no configuration specified. Treating the ring as planar and considering configurational stereoisomers onl... JEE Advanced level, drawn structure