Question

In the Grignard reaction, which metal forms an organometallic bond?

• A. Sodium
• B. Titanium
• C. Magnesium
• D. Palladium

Answer 1

Answer: (C)

Grignard reagent is a sigma bonded organometallic compound in which Mg is bonded with one alkyl and one halogen group. This can be prepared as
$RX+Mg\stackrel{\text{ Dry ether }}{\to }\underset{\text{ Grignard reagent }}{R}-Mg-X$