Q.
The mechanism of $S _{ N }{ }^{1}$ reaction is given as :
A student writes general characteristics based on the given mechanism as :
(a) The reaction is favoured by weak nucleophiles
(b) $R ^{\oplus}$ would be easily formed if the substituents are bulky
(c) The reaction is accompained by recemization
(d) The reaction is favoured by non-polar solvents.
Which observations are correct?
Solution: