Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 24

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

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 25

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

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 26

Arrange the following according to bond length giving reasons

H - F, H - Cl, H - Br, H - I

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 26

Arrange the following according to bond length giving reasons :

$C - C, C = C,$ $C \equiv C$

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 26

Arrange the following according to bond length giving reasons :

$C - H$ bond length in ${CH}_{4}, C_{2} H_{4} and C_{2} H_{2}$

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 27

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

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 28

What do you understand by partial ionic character of covalent bonds?

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 29

Define Dipole moment. Draw dipole diagrams of

H_{2} O and {BF}_{3}

.

HARD

11th CBSE

IMPORTANT

Pradeep's Chemistry Vol 1>Chapter 4 - Chemical Bonding and Molecular Structure>ADDITIONAL QUESTIONS>Q 30

Explain: Each carbon-oxygen bond in

{CO}_{2}

molecule is polar but the molecule itself is non-polar.