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प्रश्न
The best and latest technique for isolation, purification and separation of organic compounds is ______.
पर्याय
Crystallisation
Distillation
Sublimation
Chromatography
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उत्तर
The best and latest technique for isolation, purification and separation of organic compounds is chromatography.
Explanation:
Chromatography is the most useful and the latest technique of separation and purification of organic compounds. It was first used to separate a mixture of coloured substances.
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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?
What is meant by stationary phase and mobile phase in chromatography?
Select the correct alternative from the choices given for the following statement:
In chromatography the filter paper is
Name the different types of chromatographic techniques.
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.
Choose the correct option.
Colourless components on chromatogram can not be observed by the following:
Give names of two materials used as stationary phase in chromatography.
Compare TLC and Paper Chromatography techniques.
Chromatography is based on the principle of ______.
The principle involved in 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 ______.
Which one of the following techniques is not used to spot components of a mixture separated on thin layer chromatographic plate?
Which basic principle is used in chromatography?
