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प्रश्न
Define the Stationary phase.
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उत्तर
Stationary phase is a solid or a liquid supported on a solid which remains fixed in a place and on which different solutes are adsorbed to a different extent.
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संबंधित प्रश्न
Give a brief description of the principle of the following technique taking an example.
Chromatography
Name the simplest type of chromatography?
On what principle is Chromatography method based?
What is meant by stationary phase and mobile phase in chromatography?
Name the different types of chromatographic techniques.
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.
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.
Name the different types of Chromatography and explain the principles underlying them.
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 ______.
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 ______.
Which one of the following techniques is not used to spot components of a mixture separated on thin layer chromatographic plate?
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 ______.
