Which of the following cannot undergo nucleophilic substitution under ordinary conditions

Which of the following can undergo nucleophilic substitution under ordinary conditions? I Allyl chloride II Benzyl chloride III n-Propyl chloride IV Vinyl chloride

Which of the following compounds undergo nucleophilic substitution reaction

How many of the following does not undergo nucleophilic substitution easily under normal conditions

Which of the following is the correct nucleophilic substitution ?

Which of the following will not undergo nucleophilic aromatic substitution ?