Types of Covalent Bonds

Q. Which of the following bond has the most polar character?

1. C - O
2. C - Br
3. C - F
4. C - S

Q.

What is a polarized bond?

Q.

What is Pure Covalent Bond?

Q.

What type of the covalent bond formed in a di-nitrogen molecule?

1. Single covalent bond

2. Double covalent bond

3. Triple covalent bond

4. Quadruple covalent bond

Q.

Which type of bond is formed between two fluorine atoms to attain stability?

1. Single bond

2. Double bond

3. Triple bond

4. Ionic bond

Q.

How many covalent bond(s) is/are present in an oxygen molecule?

1. Single covalent bond

2. Double covalent bond

3. Triple covalent bond

4. Quadruple covalent bond

Q.

How to determine the polarity of a molecule?

Q.

The nitrogen exists as two nitrogen atoms joined by

1. tetra covalent bonds

2. Di covalent bonds

3. triple covalent bonds

4. monocovalent bond

Q.

What is meant by a polar covalent bond? Give one example.

Q.

Which of the following substances is associated with the weakest electrostatic forces of attraction?

1. $HCl$

2. $NaCl$

3. $Na$

4. $C{l}_2$

Q. Why is the bond angle between C and H atom in CH4 109.5 and not 90?

Q. The following compounds are non-polar except _______.

1. $N_2$
2. $C{l}_2$
3. $O_2$
4. $N{H}_3$

Q.

Give a suitable example, describe the formation of

polar covalent bonds

Q.

Giving suitable examples, describe the formation of a polar covalent bond.

Q.

In the __________ bond, the contribution of an electron pair is one-sided, but the sharing is equitable.

Q.

Define coordinate bond

Q.

Which of the following is a distinguishing feature between a polar and a non-polar compound?

1. Polar compounds generally ionize in water.

2. Polar compounds generally exist in liquid or gaseous state.

3. Polar compounds do not conduct electricity in the pure form.

4. Intermolecular forces of attraction are weak in polar compounds

Q. How many covalent bonds can be formed by carbon ? Explain

Q.

Name the three categories in which elements can be normally divided. Give any one property of each element belonging to each category

Q.

Which of the following exhibit the weakest intermolecular forces?

1. $H_{2}O$

2. $N{H}_3$

3. He

4. HCl

Q. Maam, what is the meaning of ""Free Rotation about Sigma bond""? (which is possible in sigma bond only and not in pi bond)??

Q.

Which type of covalent bond is formed when six electrons are shared?

1. Double Bond

2. Triple Bond

3. No Bond

4. Single Bond

Q.

Which type of covalent bond is formed between nitrogen atoms to form a molecule?

1. Single Bond

2. Double Bond

3. Triple Bond

4. No bond

Q. Choose the correct pairs of compounds and their types.

1. Polar covalent
2. Non-polar covalent
3. Ionic
4. $\text{NaCl}$
5. $\text{HCl}$
6. ${\text{N}}_2$

Q. Bond formed in a hydrogen molecule is non-polar covalent bond.

1. True

2. False

Q.

Which amongst the following molecules consist of a triple bond?

1. Hydrogen chloride ($HCl$)
2. Oxygen molecule ($O_2$)
3. Nitrogen molecule ($N_2$)
4. Fluorine molecule ($F_2$)