SN1 SN2 Reactions

What is the full form of SN1 reaction?

• Substitution Nucleophilic Unibimolecular

• Substitution Nucleophilic Trimolecular

• Substitution Nucleophilic Bimolecular

• Substitution Nucleophilic Unimolecular

What is the full form of SN2 reaction?

• Substitution Nucleophilic Bimolecular

• Substitution Neutral Bimolecular

• Synthesis Nucleophilic Bimolecular

• Substitution Nucleophilic Tetramolecular

In which type of solvent does SN1 reaction usually occur?

• Hydrophilic solvents

• Aprotic solvents

• Polar protic solvents

• Non-polar solvents

In which type of solvent does SN2 reaction usually occur?

• Aqueous solvents

• Non-polar solvents

• Polar aprotic solvents

• Polar protic solvents

What is the rate-determining step in SN1 reaction?

• Formation of the carbocation intermediate

• Nucleophilic attack

• Formation of the anion intermediate

• Leaving group departure

What is the rate-determining step in SN2 reaction?

• Formation of a carbocation

• Rearrangement of the leaving group

• Protonation of the nucleophile

• Nucleophilic attack and leaving group departure

Which type of substrate is preferred in SN1 reactions?

• Primary substrates

• Secondary substrates

• Quaternary substrates

• Tertiary substrates

Which type of substrate is preferred in SN2 reactions?

• Tertiary alkyl halides

• Secondary alkyl halides

• Aromatic compounds

• Primary alkyl halides

What is the stereochemistry of the product in SN1 reactions?

• optically inactive

• meso compound

• enantiomerically pure

• racemic mixture

What is the stereochemistry of the product in SN2 reactions?

• Inversion of configuration

• Retention of configuration

• No change in configuration

• Racemization