Question

Explain the principle behind chromatography.

[2 Marks]
[TSSCERT]
[Separation Techniques]

Answer 1

• Chromatography is based on the fact that two or more substances that are dissolved in the same solvent have varying solubility.

[1 Mark]

• The component that is more soluble in the solvent (say water), rises faster on the chromatographic paper and gets separated from the mixture.

[1 Mark]