MEDIUM
11th CBSE
IMPORTANT
Earn 100

Match the items given in Column I with examples given in Column II.

  Column I   Column II
(i) Hydrogen bond (a) C
(ii) Resonance (b) LiF
(iii) Ionic solid (c) H2
(iv) Covalent solid (d) HF
    (e) O3

Important Questions on Chemical Bonding and Molecular Structure

MEDIUM
11th CBSE
IMPORTANT

 Match the shape of molecules in Column I with the type of hybridisation in Column II.

  Column I   Column II
(i) Tetrahedral (a) sp2
(ii) Trigonal (b) sp
(iii) Linear (c) sp3
HARD
11th CBSE
IMPORTANT
Discuss the significance/ applications of dipole moment. 
HARD
11th CBSE
IMPORTANT
Represent diagrammatically the bond moments and the resultant dipole moment in CO2NF3 and CHCl3.
HARD
11th CBSE
IMPORTANT
Use the molecular orbital energy level diagram to show that N2 would be expected to have a triple bond, F2, a single bond and Ne2, no bond.
HARD
11th CBSE
IMPORTANT
Briefly describe the valence bond theory of covalent bond formation by taking an example of hydrogen. How can you interpret energy changes taking place in the formation of dihydrogen? 
HARD
11th CBSE
IMPORTANT
Describe hybridisation in the case of PCl5 and SF6. The axial bonds are longer as compared to equatorial bonds in PCl5 whereas in SF6 both axial bonds and equatorial bonds have the same bond length. Explain.
HARD
11th CBSE
IMPORTANT
Discuss the concept of hybridisaton. What are its different types in a carbon atom.
HARD
11th CBSE
IMPORTANT

What is the type of hybridisation of carbon atoms marked with star.

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