1. Tardigrade
  2. Question
  3. Chemistry
  4. The electrophile, E+ attacks the benzene ring to generate the intermediate σ-complex. Which σ-complex is of lowest energy?

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Q. The electrophile, $E^+$ attacks the benzene ring to generate the intermediate $\sigma$-complex. Which $\sigma$-complex is of lowest energy?

Hydrocarbons

Solution:

is of lowest energy as $- No _{2}$ is Electron withdrawing group which direct the electrophiles to met positions.
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