Question

The correct pair of orbitals involved in $\pi$-bonding between metal and $CO$ in metal carbonyl complexes is :

• A. metal $d_{xy}$ and carbonyl ${\pi }_x^{\ast }$
• B. metal $d_{xy}$ and carbonyl ${\pi }_x$
• C. metal $d_{x^2-y^2}$ and carbonyl ${\pi }_x^{\ast }$
• D. metal $d_{x^2-y^2}$ and carbonyl ${\pi }_x$

Answer 1

Answer: (A)

Correct answer is (a) metal $d_{xy}$ and carbonyl ${\pi }_x^{\ast }$