Chemical Bonding Quiz

Ionic bonds will be formed more easily between elements with low ionization enthalpy and

The angle between the lines representing the orbitals containing the bonding – electrons

According to Lewis, in a covalent bond, the ______ is given by the number of bonds between two atoms in a molecule.

In the resonating structures of benzene, the number of sigma and pi bonds are

• 5 sigma bonds and 4 pi bonds
• 6 sigma bonds and 2 pi bonds
• 7 sigma bonds and 3 pi bonds
• 12 sigma bonds and 3 pi bonds

Which of the following substances has a dipole moment more than zero?

• Carbon Dioxide (CO2)
• Benzene (C6H6)
• Methane (CH4)
• Water (H2O)

What do you understand by the term Hybridization?

The bond angle in the figure is

List Two points of Fajan's Rule

1. CuCl is more covalent than NaCl. Why?

The ion which is iso-electronic with CO is —————

• O₂⁺

• O₂^–

• CN^–

• N₂⁺