Which separation techniques will you apply for the separation of different pigments from an extract of flower petals?
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Solution
To separate different pigments from an extract of flower petals, we need to use chromatography technique.
Chromatography is a technique used to separate the coloured components of a liquid mixture, which have similar properties and dissolve in a particular solvent.
A drop of the mixture is put on the lower part of a paper and the paper is dipped in a solvent like water. The water moves up carrying the components with it, as per their solubility.
It can be used to separate different components of paints and pigments from an extract of flower petals.