HARD
11th CBSE
IMPORTANT
Earn 100

Explain how the strength of the bond is related to (i) extent of overlapping, (ii) shape of the orbital.

Important Questions on Chemical Bonding and Molecular Structure

EASY
11th CBSE
IMPORTANT
What are Sigma (σ) Bond and Pi (π) Bond? Explain the different ways of their formation diagrammatically. Which one of them is stronger?
HARD
11th CBSE
IMPORTANT
Arrange the following according to bond length giving reasons
HF, HCl, HBr, HI
 
HARD
11th CBSE
IMPORTANT

Arrange the following according to bond length giving reasons :

C-C, C=C, CC

HARD
11th CBSE
IMPORTANT

Arrange the following according to bond length giving reasons :

 C-H bond length in CH4,C2H4 and C2H2

HARD
11th CBSE
IMPORTANT
Define the term electronegativity. Explain it with one suitable example. How does it help in predicting whether a covalent bond is polar or non-polar? Explain each case with one example.
HARD
11th CBSE
IMPORTANT
What do you understand by partial ionic character of covalent bonds?
HARD
11th CBSE
IMPORTANT
Define Dipole moment. Draw dipole diagrams of H2O and BF3.
HARD
11th CBSE
IMPORTANT
Explain: Each carbon-oxygen bond in CO2 molecule is polar but the molecule itself is non-polar.