MCQ
$S_{N_1}$ reaction is favoured by:
- ANon$-$polar solvents
- ✓Bulky group on the carbon atom attached to the halogen atom.
- CSmall groups on the carbon atom attached to halogen atom.
- DAll the above
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Benzaldehyde, Acetaldehyde, Acetone, Acetophenone,Methanal, $4-$nitrobenzaldehyde, cyclohexane carbaldehyde.
$(I)\,K_3 [Fe(CN_6)]$ $(II)\, [Ni(CO)_4]^0$ $(III)\, [Cr(NH_3)_6]^{3+}$ $(IV)\, [Mn(CN)_6]^{4-}$
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