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प्रश्न
Choose the correct option.
Colourless components on chromatogram can not be observed by the following:
विकल्प
Using UV light
Using iodine chamber
Using the spraying reagent
Using infrared light
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उत्तर
Colourless components on chromatogram can be observed by the following: Using infrared light
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संबंधित प्रश्न
Give a brief description of the principle of the following technique taking an example.
Chromatography
What is chromatography?
What are the advantages of chromatography?
Select the correct alternative from the choices given for the following statement:
In chromatography the filter paper is
Give a scientific reason.
In chromatography, the ingredients of a mixture rise up to limited height water rises up to the upper end of the paper.
State the correct technique for the separation of the following mixture.
solid constituents in a liquid constituent by adsorption.
Dyes of an ink
- Give the principle involved in the separation of the mixture
- Give the technique of separation of the mixture.
Give a reason for the following statement:
In chromatography the absorbent medium e.g. What man filter paper is known as the stationary phase.
Give names of two materials used as stationary phase in chromatography.
Define the Stationary phase.
How do you visualize colourless compounds after separation in TLC and Paper Chromatography?
Compare TLC and Paper Chromatography techniques.
Chromatography is based on the principle of ______.
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?
What is paper chromatography?
Paper chromatography is ______.
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 ______.
Complex mixtures are separated by ______.
Which basic principle is used in chromatography?
What is the function of the stationary phase in chromatography?
In chromatography, the mobile phase is usually ______.
