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Multiple Choice
Which of the following reactions is an example of a nucleophilic substitution reaction in organic chemistry?
A
Addition reaction
B
E1 reaction
C
SN1 reaction
D
E2 reaction
Verified step by step guidance
1
Understand the concept of nucleophilic substitution reactions. These reactions involve the replacement of a leaving group by a nucleophile. The nucleophile donates a pair of electrons to form a new bond with the substrate.
Identify the types of nucleophilic substitution reactions: SN1 and SN2. SN1 reactions are unimolecular, involving a two-step mechanism where the rate-determining step is the formation of a carbocation intermediate.
Compare the given options: Addition reaction, E1 reaction, SN1 reaction, and E2 reaction. Note that addition reactions involve adding atoms or groups to a molecule, E1 reactions involve elimination with a carbocation intermediate, and E2 reactions involve bimolecular elimination.
Recognize that SN1 reactions are characterized by the formation of a carbocation intermediate and the subsequent attack by a nucleophile, fitting the definition of nucleophilic substitution.
Conclude that among the given options, the SN1 reaction is the correct example of a nucleophilic substitution reaction, as it involves the substitution of a leaving group by a nucleophile.