An example of a sigma bonded organometallic compound is

Correct Option Is: C. Grignard's reagent

Solution:

• Sigma organometallic compound is the organometallic compound in which the ‘M’ Metal and Carbon of the ligands contains the sigma type of bond.
• An example of Sigma bonded organometallic compound is Grignard’s reagent.
• Grignard’s reagent (R-MgX) like methyl magnesium bromide in which a sigma bond is present between the C and Mg atom.