Molecular Orbital Theory (MOT)
Molecular Orbital Theory (MOT): Overview
This topic covers concepts such as Molecular Orbital Theory, Differences between Atomic and Molecular Orbitals, Conditions for Combination of Atomic Orbitals to Form Molecular Orbitals, Stability in Terms of Bond Order, etc.
Important Questions on Molecular Orbital Theory (MOT)
The following pairs of compounds can be distinguished by which of the following tests:
(i) Ethylamine and aniline
(ii) Aniline and N-methylaniline

Which of the following species has four lone pairs of electrons?

The bond order in is 2.5 while that in Which statement is true for these two species:

Assertion. Molecular nitrogen is less reactive than molecular oxygen.
Reason. The bond length of is shorter than that of oxygen

Assertion : molecule is more stable than molecule.
Reason : The anti bonding electron in the molecule destabilises it.

Label the molecular orbitals formed by the combination of atomic orbitals .

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

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

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

Explain how pi bond form.

Write the salient features of molecular orbitals.

Write any three differences between molecular orbitals and atomic orbitals.

Define molecular orbitals.

What will be the bond order of the species with electronic configuration ?(one/two/three)

Calculate the bond order and predict the magnetic property of molecule.

The diamagnetic species among the following is

Among the following, the species with identical bond order are

Which among the following species is paramagnetic in nature?

The correct bond order in the following species is

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