Which reagent is used to convert ethanol into ethyl chloride?

To obtain a Grignard reagent,magnesium is reacted with......?

Which product is obtained when bleaching powder is distilled with acetone?

Benzyl chloride $(C_6H_5CH_2Cl)$ is prepared from toluene by chlorination with ................?

Alkyl halides are prepared from alcohol by treating with:

Identify the name of the reaction in which alkyl fluorides are prepared by heating alkyl bromide or alkyl chloride with metallic fluorides like $AgF$,$Hg_2F_2$,$CoF_2$,or $SbF_3$.