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प्रश्न
During 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?
पर्याय
Column chromatography
Solvent extraction
Distillation
Thin layer chromatography
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उत्तर
Thin layer chromatography
Explanation:
Thin layer chromatography (TLC) is used to separate the pigments present in ink.
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संबंधित प्रश्न
Give a brief description of the principle of the following technique taking an example.
Chromatography
The best and latest technique for isolation, purification and separation of organic compounds is ______.
What are the advantages of chromatography?
Name the simplest type of chromatography?
On what principle is Chromatography method based?
Select the correct alternative from the choices given for the following statement:
In chromatography the filter paper is
Dyes of an ink
- Give the principle involved in the separation of the mixture
- Give the technique of separation of the mixture.
How do you visualize colourless compounds after separation in TLC and Paper Chromatography?
Compare TLC and Paper Chromatography techniques.
The principle involved in paper chromatography is ______.
Paper chromatography is ______.
In chromatography technique, the purification of compound is independent of ______.
The separation of two coloured substances was done by paper chromatography. The distances travelled by solvent front, substance A and substance B from the baseline are 3.25 cm, 2.08 cm and 1.05 cm respectively. The ratio of Rf values of A to B is ______.
In chromatography, which of the following statement is INCORRECT for Rf?
What is the function of the stationary phase in chromatography?
In chromatography, the mobile phase is usually ______.
Who first described the method of chromatography?
