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Punjab 11th Class Chemistry Chapter 6 Chemical Bonding MCQs Test Online

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Question 1 of 6

Chemistry

1. An ionic compound A+ IT is most likely to be formed when:

1.The ionization energy of A is low and electron affinity of B is high.

2.Both the ionization energy of A and electron affinity of B are high.

3.The ionization energy of A is high and electron affinity of B is low.

4.Both the ionization energy of A and electron affinity of B are low.

Question 1 of 6

Question 2 of 6

2. Which of the following statements is not correct regarding bonding molecular orbital’s.

1.Bonding molecular orbitals possess less energy than atomic orbitals form which they are formed.

2.Bonding molecular orbitals are formed when the electron waves undergo constructive interference.

3.Bonding molecular orbitals have low electron density between the two nuclei.

4.Every electron in the bonding molecular orbitals contributes to the attraction between atoms.

Question 2 of 6

Question 3 of 6

3. Which of the following molecules has zero dipole moment?

1.H2O

2.NH3

3.CHCI2

4.BF3

Question 3 of 6

Question 4 of 6

4. The number of bonds in nitrogen molecules is

1.one σ and one π

2.two σ and one π

3.one σ and two π

4.three sigma only

Question 4 of 6

Question 5 of 6

5. Which of the hydrogen halides has the highest percentage of ionic character

1.HI

2.HF

3.HCI

4.HBr

Question 5 of 6

Question 6 of 6

6. Which or the following species has unpaired electrons in antibonding molecular orbitals?

1.O₂²⁺

2.B2

3.F2

4.N₂^-2

Question 6 of 6

Test By Subject	Punjab
Test By Topics	11th Class Chemistry

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Punjab 11th Class Chemistry Chapter 6 Chemical Bonding MCQs Test Online

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Punjab 11th Class Chemistry Chapter 6 Chemical Bonding MCQs Test Online