Rate of $\mathrm{S}_{\mathrm{N}} 2$ will be negligible in :

Rate of $\mathrm{S}_{\mathrm{N}} 2$ will be negligible in :

Solution

At bridge head position $S_{N} 1$ and $S_{N} 2$ do not takes place.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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