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Question

Which among the following methods is most suitable for the separation of dyes in black ink?


A

Chromatography

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B

Sublimation

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C

Filtration

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D

Centrifugation

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Solution

The correct option is A

Chromatography


Chromatography is used to separate a mixture in which the constituents have different rates of affinity or diffusion in a stationary layer. Mixtures that are suitable for separation by chromatography include inks, dyes and colouring agents in food, etc.


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