The boiling point and melting point of water is:

The rate of diffusion is very low for which of the following?

• Gases have highest rate of diffusion among all the three states of matter.

The process of converting the substance from liquid to gas is called:

What is meant by dry ice?

Which one of the following is not an example of matter?

Which of the following has the least energy?

Which of the following describe the liquid?

• Gases do not have definite shape and volume.
• Solids have definite shape and volume.

Which type of forces is present in-between the particles?

• The forces that hold atoms together within a molecule are known as intramolecular forces.
• The forces that exist between molecules are referred to as intermolecular forces.