Chemistry - STEREO ISOMERISM Question with Solution | TestHub

Formula match: Compound (IV) and (i) share the same molecular formula ($C_4{H}_6{Cl}_2$).

Ring difference: (IV) has a three-membered ring; (i) has a four-membered ring.

Connectivity variation: They have entirely different atom bonding connectivities.

Isomer classification: This structural difference defines them as constitutional isomers (S).

Final combination: Therefore, the matching trio is (IV) (i) (S).