Haloalkanes and HaloareneshardMCQ MULTIPLE

Which of the following analytical statements are scientifically accurate regarding the defining charHaloalkanes and Haloarenes Chemistry Question

Question

Which of the following analytical statements are scientifically accurate regarding the defining characteristics of the $S_N2$ mechanism?

Answer: A,B,D

💡 Solution & Explanation

A) True. The $S_N2$ mechanism involves simultaneous bond breaking and bond making in a single transition state where carbon is temporarily bonded to 5 groups. B) True. The rate law is bimolecular: $Rate = k[Substrate][Nucleophile]$. C) False. The backside attack fundamentally mandates complete Walden inversion of configuration, not retention. D) True. Polar aprotic solvents do not form hydrogen bonds, leaving the anionic nucleophile unsolvated and powerfully reactive, driving the $S_N2$ mechanism.

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