Write the name of van der Waal's force between Molecules having permanent dipoles.

Write the name of van der Waal's force between Non-polar molecules.

What are van der Waals' forces?

Which are the different types of van der Waals' forces?

Write the van der Waal's equation for 'n' moles of a real gas.

Assertion : In alcohols, the boiling point decreases with decrease in the branching of the carbon chain. Reason : -There is the increase in van der Waals/ forces between the number of carbon atoms with decrease in the surface area.

Explain the significance of van der Waal parameters

Permanent hardness of water can be removed only by chemical methods. Write the name of any one salt responsible for the permanent hardness of water.

Arrange the van der Waal's forces in the increasing order of their strength.

The unit of van der waal’s constant ‘a’ is :