See image — Haloalkanes and Haloarenes Chemistry Question

💡 Solution & Explanation

Correct option: \(\text{D}\). The \(\ce{C-X}\) bond is polar because halogen is more electronegative than carbon. Bond strength and leaving-group ability control the observed reactivity order. Recovered question text: 21. Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of :- [AIEEE-2011] (A) an isopropyl group (B) an acetylenic triple bond (C) two ethylenic double bonds (D) a vinyl group