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.