MCQ
Rate of $S_{N^{2}}$ reactions depends on :
- AThe nucleophile
- BThe carbon skeleton
- CThe leaving group
- ✓All of these
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$(i)$ Methylamine $(ii)$ Phosgene
$(iii)$Phosphine $(iv)$ Dimethylamine
$r = P{Z_{AB}}{e^{ - Ea/RT}}$
which term is called steric factor