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Why is that in the SF(4) molecule, the l...

Why is that in the `SF_(4)` molecule, the lone pair of electrons occupies an equatorial position in the overall trigonal pyramidal arrangement in preferencr to an axial position ?

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In BrF_(3) molecule, the lone pair occupies equatorial position minimize

In ClF_(3) , lone pair of electrons is present at equatorial position to minimize :

In BrF_(3) molecule, the lone pairs occupy equatorial positions to minimize

In BrF_3 molecule , the lone pairs occupy equatorial positions to minimise

Statement : SF_4 has lone pair of electron at equatorial position in preference to axial position in the overall trigonal bipyramidal geometry . Explanation : If lone pair is at equatorial position , then only repulsion is minimum .

MODERN PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Revision Exercises (Objective Questions)(Short Answer Questions)
  1. Explain the following : (a) HCl is a covalent compound but it ionise...

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  2. Write the important conditions required for the linear combination of ...

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  3. Why is that in the SF(4) molecule, the lone pair of electrons occupies...

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  4. Explain the important aspects of resonance with reference to the CO(3)...

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  5. Describe the hydribisation in case of PCl(5). Why are the axial bonds ...

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  6. Explain how valence bond theory accounts for (i) a carbon-carbn doub...

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  7. What do you understand by a molecular orbital? What is the maximum n...

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  8. What do you understand by bonding and antibonding molecular orbitals? ...

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  9. CONDITIONS FOR COMBINATIONS OF ATOMIC ORBITALS

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  10. Draw molecular orbital energy level diagram for nitrogen molecule.

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  11. Using MO diagram and occupancy of electrons in orbitals, arrange the f...

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  12. Use the molecular orbital energy level diagram to show that N(2) would...

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  13. Is it correct to say that bond order always increases when an electron...

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  14. Compare the relative stability of the following species and indicate t...

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  15. Arrange the following species in order of increasing stability and giv...

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  16. How does molecular orbital theory account for the following? (a) Bon...

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  17. Sketch the shapes of MOs obtained by the overlap of (i) two s - orbi...

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  18. What is hybridisation? What type of hybridisation are possible in the ...

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  19. On the basis of hybridisation, discuss the structures of (i) PCl(5) ...

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  20. Calculate the bond order of O(2)^(-)and O(2)^(2-) ions on the basis of...

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