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When does an ionic bond develop a partia...

When does an ionic bond develop a partial covalent character?

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Why does a covalent bond develop a partial ionic character when the electronegativities of the combining atoms are different?

Why does a covalent bond develop a partial ionic character when the electronegativities of the combining atoms are different?

When does a covalent bond acquire partial ionic character?

In covalent bond

The correct order of decreasing covalent character is

Which has the maximum covalent character?

Assertion: Aryl halides undergo nucleophilic substitution reactions with ease. Reason:The carbon halogen bond in aryl halides has partial double bonds character.

Give an example each of an ionic hydride and a covalent hydride.

Maximum covalent character is shown by

Maximum covalent character is shown by

ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-ESSAY (LONG ANSWER ) TYPE QUESTIONS
  1. Give some examples which illustrate the failure of the octet rule. Wha...

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  2. What do you understand by partial ionic character in a covalent bond? ...

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  3. When does an ionic bond develop a partial covalent character?

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  4. What do you understand by polarisation? State and explain Fajan's rule...

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  5. Define resonance and resonance energy. What are the conditions for res...

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  6. State and explain the main postulates of VSEPR theory. How is this the...

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  7. State and explain the main postulates of valence bond theory. How does...

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  8. What do you understand by overlapping of orbitals? Discuss the overlap...

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  9. What do you understand by hybridisation? Explain with examples the var...

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  10. Write the Lewis structures of the following molecules : O3 , SO2 , ...

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  11. What do you understand by partial ionic character in a covalent bond? ...

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  12. Define dipole moment. How is it related to the molecular structure?

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  13. Arrange on the basis of bond angle NO3-, NO2- NO2. and NO2+

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  14. Discuss the shape of the following molecules using the VSEPR m...

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  15. What is hydrogen bonding and what are the conditions which favour its ...

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  16. Describe the salient features of valence bond theory. Explain the form...

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  17. State the salient features of molecular orbital theory.

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  18. Describe molecular orbital. How is it different from an atomic orbital...

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  19. What is LCAO method? How does it lead to the concept of bonding and an...

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  20. What do you understand by an energy level diagram? Show the molecular ...

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