Importance in Synthetic Organic Chemistry — Prelims Questions

Which of the following reagents is used to convert benzenediazonium chloride to fluorobenzene?

Aniline reacts with $NaNO_2/HCl$ at $0-5^circ C$ to form compound A. Compound A, when treated with $CuCN/KCN$, yields compound B. What is compound B?

Which of the following statements about aryl diazonium salts is INCORRECT?

Which of the following reactions will NOT yield an azo dye?

What is the product formed when benzenediazonium chloride is warmed with water?

Which of the following reagents would be suitable for converting p-nitroaniline to p-nitrobromobenzene?