See image — Haloalkanes and Haloarenes Chemistry Question

💡 Solution & Explanation

Correct answer: \(\text{D}\). For substitution, \(\mathrm{S_N1}\) follows carbocation stability and may rearrange/racemise; \(\mathrm{S_N2}\) requires backside attack and gives inversion. Recovered question text: 12. Which of the following compound shows highest reactivity towards SN1 reaction? (a) CH3Cl (b) C2H5Cl (c) CH2=CHCl (d) CH2=CHCH2Cl