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प्रश्न
Give names of two materials used as stationary phase in chromatography.
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उत्तर
- Alumina
- Silica gel
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संबंधित प्रश्न
Give a brief description of the principle of the following technique taking an example.
Chromatography
Explain the principle of paper chromatography.
Name the simplest type of chromatography?
On what principle is Chromatography method based?
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.
Choose the correct option.
Colourless components on chromatogram can not be observed by the following:
Define the Stationary phase.
Name the different types of Chromatography and explain the principles underlying them.
Compare TLC and Paper Chromatography techniques.
Chromatography is based on the principle of ______.
The principle involved in paper chromatography is ______.
What is paper chromatography?
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?
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?
