Lucas test is used for the determination of

The substitution of the $-OH$ group of an alcohol or the $-COOH$ group of a carboxylic acid with a $-Cl$ atom is achieved by using which of the following?

Which of the following compounds will form a hydrocarbon on reaction with a Grignard reagent?

Which of the following has the maximum boiling point?

What is the product obtained when isopropyl alcohol vapor is passed over heated copper?

An organic compound $(A)$ reacts with sodium metal to form $(B)$. When $(A)$ is heated with concentrated $H_2SO_4$,it forms diethyl ether. What are $(A)$ and $(B)$ respectively?