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Explain the formation of C2 H2 molecule....

Explain the formation of `C_2 H_2` molecule.

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ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-SHORT ANSWER TYPE QUESTIONS
  1. Why is a molecule involving sp^2 hybridisation trigonal and planar?

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  2. Explain how the valence bond theory accounts for a carbon carbon doubl...

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  3. Explain the formation of C2 H2 molecule.

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  4. Explain why the compounds of the type C2 H2 X2 exhibit cis-trans isome...

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  5. Why does a covalent bond develop a partial ionic character when the el...

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  6. How do the metals conduct heat and electricity?

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  7. Explain why : metals are malleable and ductile,

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  8. Explain why : sodium can be cut with a knife,

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  9. Why is H(2)O a liquid and H(2)S a gas ?

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  10. Explain why : o-nitrophenol possesses low boiling point in spite of...

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  11. What do you understand by overlap integral and what does it signify?

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  12. State the salient features of molecular orbital theory.

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  13. What are the main points of difference between inductive and electrome...

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  14. What do you understand by linear combination of atomic orbitals?

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  15. Explain bonding and antibonding molecular orbitals.

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  16. What are the main points of difference between bonding and antibonding...

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  17. Give two differences between a sigma bond and a pi bond.""^(**"**)

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  18. Give the molecular orbital description of hydrogen molecule and deduce...

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  19. Distinguish two aspects of bonding and antibonding molecular orbitals.

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

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