In $\mathrm{S}_{\mathrm{N}} 2$ reaction, the carbon in the transition state is

In $\mathrm{S}_{\mathrm{N}} 2$ reaction, the carbon in the transition state is
  1. Tri coordinated
  2. Penta coordinated
  3. Tetra coordinated
  4. Hexa coordinated

Asked in: AP EAMCET 2023 (15 May Shift 2)

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