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Some molecules are ionic meaning that the atoms are held together by their charge differences again like little magnets. The principle of column chromatography is based on differential adsorption of substance by the. Principles Of Chromatography Stationary Phase Article Khan Compounds move thro…

Intermolecular forces act between molecules. Different intermolecular forces vary in their strength but they are generally weaker than intramolecular chemical bonds ionic covalent or metallic bonds. Types Of Intermolecular Forces Pt 2 Youtube Various physical and chemical properties of a substa…