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प्रश्न
The best and latest technique for isolation, purification and separation of organic compounds is ______.
विकल्प
Crystallisation
Distillation
Sublimation
Chromatography
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
Which separation technique will you apply for the separation of the following?
Different pigments from an extract of flower petals.
Give a brief description of the principle of the following technique taking an example.
Chromatography
Explain the principle of paper chromatography.
What is chromatography?
On what principle is this method based?
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.
How do you visualize colourless compounds after separation in TLC and Paper Chromatography?
Compare TLC and Paper Chromatography techniques.
Label the diagram and explain the process in your words.
Chromatography is based on the principle 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 ______.
Which one of the following techniques is not used to spot components of a mixture separated on thin layer chromatographic plate?
In chromatography, which of the following statement is INCORRECT for Rf?
