Which Mechanism Accounts for the Reaction of 4-Bromo-1-Nitrobenzene with Sodium

question 73

Multiple Choice

Which mechanism accounts for the reaction of 4-bromo-1-nitrobenzene with sodium hydroxide to form 4-nitrophenol?

• A) Bimolecular nucleophilic substitution (S_N2)
• B) Nucleophilic aromatic substitution by elimination-addition
• C) Nucleophilic aromatic substitution by addition-elimination
• D) Electrophilic aromatic substitution

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Definitions:

Positron

A positron is a subatomic particle with the same mass as an electron but a positive electric charge.

Beta Particle

A high-energy, high-speed electron or positron emitted by certain types of radioactive nuclei during radioactive decay.

Isotope

Variants of a particular chemical element which differ in neutron number, and consequently in mass, but share the same chemical properties.

Skeletal Remains

The framework of bone structures left after the soft tissues have decayed away, often analyzed in forensic and archaeological contexts.