Question

During the course of an $S_{N}1$ reaction, the intermediate species formed is:

• A. a carbocation
• B. a free radical
• C. a carbanion
• D. an intermediate complex

Answer 1

The correct option is A a carbocation

$S_{N}1$ reaction occur in two step :
Step 1: Formation of carbocation.

Step 2: Attack of nucleophile to form the product.