Which of the following alcohols will yield the corresponding alkyl chloride on reaction with concentrated HCl at room temperature?

Which of the following alcohol will yield the corresponding alkyl chloride on reaction with concentrated HCl at room temperature with fastest rate?

m-Chlorobenzaldehyde on reaction with concentrated KOH at room temperature gives

Which of the following reagent cannot be used for preparing alkyl chloride from alcohol ?

Which of the following acids will give maximum yield of alkyl chloride in Huns diecker reaction

Which of the following acids will give maximum yield of alkyl chloride in Huns diecker reaction

Which one of the following reactions does not yield and alkyl halide?

Which of the following reaction is spontaneous at room temperature