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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 are the advantages of chromatography?
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.
Choose the correct option.
Colourless components on chromatogram can not be observed by the following:
Define the Stationary phase.
How do you visualize colourless compounds after separation in TLC and Paper Chromatography?
Label the diagram and explain the process in your words.
Chromatography is based on the principle of ______.
The principle involved in paper chromatography is ______.
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 ______.
In chromatography, which of the following statement is INCORRECT for Rf?
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 ______.
Who first described the method of chromatography?
