Question

Grignard reagent, a very useful starting compound for a number of organic reactions can be prepared by.

• A. Reaction of alkyl halides with a solution of magnesium hydroxide.
• B. Reaction of alkyl halides with dry magnesium powder in presence of dry ether.
• C. Reaction of $MgCl_{2}$with ether and alcohol.
• D. Reaction of alkyl halide with magnesium in presence of alcohol.

Answer 1

Answer: (B)

Reaction of alkyl halides with dry magnesium powder in presence of dry ether.

Answer 2

$RX + Mg\overset{\quad dryether\quad}{\rightarrow}R - Mg - X$$$Grignardreagent$$