Molecular Orbital Theory (MOT)

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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)

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The following pairs of compounds can be distinguished by which of the following tests:

 (i) Ethylamine and aniline

(ii) Aniline and N-methylaniline

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The number and type of bonds between two carbon atoms in calcium carbide are

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

                                                                                                                                                                                                                               

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The bond order in   NO is 2.5 while that in   NO +  is 3. Which statement is true for these two species:

 

 

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Paramagnetic species among the given is:

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How many bonding molecular orbitals are formed in the formation of Beryllium diatomic molecule.

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The bond order of Beryllium diatomic molecule is _____.

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Write the magnetic nature of lithium diatomic molecule according to its molecular orbital energy diagram.

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The important merit of VBT over MOT is describing the maximum overlapping of orbital.

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The important merit of VBT over MOT is describing the maximum _____.

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MOT is unable to explain the bond order but VBT does.

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_____ is explained by MOT which do not explained by VBT.

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The number of antibonding electrons in a hydrogen molecule according to molecular orbital theory is

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From the molecular orbital energy diagram, the number of anti bonding electrons of fluorine diatomic molecule is _____.

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Using the molecular orbital diagram, the bond order of helium diatomic molecule is _____.

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Draw the molecular orbital energy diagram of the fluorine diatomic molecule.

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Draw the molecular orbital diagram for helium diatomic molecule.

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What are the limitations of Valance Bond Theory?

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Draw a molecular orbital energy diagram of Beryllium diatomic molecule.