Advertisements
Advertisements
प्रश्न
Explain with diagram the process used to – separate the following substance from the given mixtures - Different dyes – in their liquid constituent ink.
Advertisements
उत्तर
By chromatography: Different dyes [solid constituents i.e. A, B, C, D] in ink which is the liquid constituent. By placing the ink spot containing different solid constituents [dyes] on the filter paper. Filter paper is hung with it’s lower end completely dipped in the solvent.
The solvent flows over the ink spot and the solid constituents [dyes ‘A’, ‘B’, ‘C’, ‘D’] separate out.
APPEARS IN
संबंधित प्रश्न
How is sodium chloride different from its constituent elements ?
Fill in the blank
Mixtures can be ...................... or .....................
Name the different types of chromatographic techniques.
Fill in the blank
Clay is separated from water by the method called ______
Compare the properties of iron [II] sulphide with the iron-sulphur mixture, considering iron [II] sulphide as a compound & particles of iron & sulphur mixed together as an example of a mixture.
State any one method – to separate the following mixtures – A gas-gas mixture containing – two gases with different densities.
State any one method – to separate the following mixtures – A mixture of different solid constituents – in a liquid constituent.
Using suitable apparatus from your laboratory separate the mixture of chalk powder, mustard oil, water, and coins. Draw a flow chart to show the separation process.
Boojho’s grandmother is suffering from diabetes. Her doctor advised her to take ‘Lassi’ with less fat content. Which of the following methods would be most appropriate for Boojho to prepare it?
Paheli asked for a glass of water from Boojho. He gave her a glass of ice cold water. Paheli observed some water droplets on the outer surface of the glass and asked Boojho how these droplets of water were formed. Which of the following should be Boojho’s answer?
