Question

What is the importance of relating the polarity of molecules to its physical properties.​

Answer 1

In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end.

Answer 2

The polarity of a bond is the distribution of electrical charge over the atoms joined by ... The polarity of H2O is of profound importance for the properties of water.