The " $\mathrm{N}$ " which does not contribute to the basicity for the compound is.

The " $\mathrm{N}$ " which does not contribute to the basicity for the compound is.
  1. $\mathrm{N} 9$
  2. $\mathrm{N} 3$
  3. $\mathrm{N} 1$
  4. $\mathrm{N} 7$

Solution

The lone pair of electron on $\mathrm{N}-9$ is involved in delocalization and does not contribute in the basicity for the compound.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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