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Chromatography

A cheque was ...

Question

A cheque was suspected to be forged. Which technique could be used to compare the various pigments in the different inks?

A

Chromatography

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B

Evaporation

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C

Crystallisation

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D

Sublimation

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Solution

The correct option is B Chromatography
A cheque was suspected to be forged. Chromatography could be used to compare the various pigments in the different inks. Here, different inks will have different affinity for stationary phase and solvent (mobile phase).

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