Molecular Orbital Theory (MOT)

IMPORTANT

Molecular Orbital Theory (MOT): Overview

This Topic covers sub-topics such as Molecular Orbital Theory, Linear Combination of Atomic Orbitals, Salient features of Molecular Orbital Theory, Energy Level Diagram of Molecular Orbitals and, Symmetrical and Non-Symmetrical Molecular Orbitals

Important Questions on Molecular Orbital Theory (MOT)

EASY
IMPORTANT

Label the molecular orbitals formed by the combination of atomic orbitals 2s+2s.

EASY
IMPORTANT

Explain how p-p orbital overlapping along the internuclear axis.

MEDIUM
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Explain how s-s orbital overlapping along the internuclear axis.

MEDIUM
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Shape of px-orbital and s-orbital is _____ respectively.

EASY
IMPORTANT

Write the salient features of molecular orbitals.

EASY
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Write any three differences between molecular orbitals and atomic orbitals.

EASY
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What will be the bond order of the species with electronic configuration  1s2 2s2 2p5?(one/two/three)

HARD
IMPORTANT

The correct bond order in the following species is

MEDIUM
IMPORTANT

Molecules having no unpaired electrons gives rise to _____ character. (Diamagnetic/Paramagnetic)

MEDIUM
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Which one of the following species does not exist under normal conditions?

HARD
IMPORTANT

Choose the paramagnetic oxide in the following:

MEDIUM
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Which of the following pairs will have same bond order?

EASY
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What will be the bond order of the diatomic species with the elemental electronic configuration : 1s2 2s2 2p5?

EASY
IMPORTANT

A hydrogen atom is paramagnetic. A hydrogen molecule is

EASY
IMPORTANT

Which of the following statements is incorrect?

MEDIUM
IMPORTANT

Which of the following species is least stable?

MEDIUM
IMPORTANT

O2 molecule is paramagnetic due to presence of :