Question:
During the hearing of a court case, the judge suspected that some changes in the
documents had been carried out. He asked the forensic department to check
the ink used at two different places. According to you which technique can
give the best results?
(i) Column chromatography
(ii) Solvent extraction
(iii) Distillation
(iv) Thin-layer chromatography
Solution:
Option (iv) Thin-layer chromatography is the answer.
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