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NEETChemistryHaloalkanes and Haloarenes

What happens to the carbon-halide bond in an S N 2 reaction?

Options

  1. AIt remains unchanged.
  2. BIt breaks, and a new bond is formed between carbon and a nucleophile.
  3. CIt forms a double bond.
  4. DIt forms a triple bond.

Correct answer

B. It breaks, and a new bond is formed between carbon and a nucleophile.

Step-by-step solution

In an S N 2 reaction, the carbon-halide bond breaks, and a new bond is formed between carbon and the attacking nucleophile.

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