Chemical Bonding And Molecular Structure Ques 94
94. Main axis of a diatomic molecule is $z$, molecular orbital $p_x$ and $p_y$ overlap to form which of the following orbital?
[2001]
(a) $\pi$ - molecular orbital
(b) $\sigma$-molecular orbital
(c) $\delta$-molecular orbital
(d) No bond will be formed
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Answer:
Correct Answer: 94.(a)
Solution:
(a) For $\pi$-overlap the lobes of the atomic orbitals are perpendicular to the line joining the nuclei.