Question

In Vander Waal equation of state, the constant b is a measure of:

• A. Intermolecular attractions
• B. Intermolecular repulsions
• C. Volume occupied by the molecules
• D. Intermolecular collisions per unit volume

Answer 1

The correct option is C

Volume occupied by the molecules

The Vander Waal constant b is a measure of effective volume occupied by the gas molecules and is also called excluded volume.