What do you mean by hydration?

Hi Vivekanand, Hydration refers to a chemical compound containing water that is chemically combined with a substance and can usually be expelled without changing the constitution of the substance. In chemistry, a hydration reaction is a chemical reaction in which a substance combines with water. In

The process in which water molecules surround the ionic compound and break their bond is called hydration. Just take the the example of NaCl that is hydrated by water and itself it undergoes hydration Hope it worked.