Advertisements
Advertisements
प्रश्न
Give two applications of chromatography.
टीपा लिहा
Advertisements
उत्तर
Important applications of chromatography are given below:
(i)It is used to separate solutions of coloured substances(dyes and pigments).
(ii)It is used in forensic science to detect and identify trace amounts of substances(like poisons) in the contents of bladder or stomach.
(iii)It is used to separate small amounts of products of chemical reactions.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Name: a Liquid Metal
Give two examples of Noble gases.
Who are my companions?
| Group 'A' | Group 'B' |
| 1. Stainless steel | (a) Non-metal |
| 2. Silver | (b) compound |
| 3. Bhajani mixture for milling | (c) Mixture |
| 4. Salt | (d) Element |
| 5. Coal | (e) Alloy |
| 6. Hydrogen | (f) Metal |
The first letter of an element is always written in ______ letter.
What are elements? What are they made of?
Why are utensils made up of aluminium and brass?
Name the process associated with the following
A fine beam of light entering through a small hole in a dark room illuminates the particles in its paths.
______ is a mixture of gases.
Match the following:
| 1. | Co2 | a. | Robert Boyle |
| 2. | Sulfur | b. | Making mobile phones |
| 3. | Element | c. | triatomic molecule |
| 4. | Gallium | d. | Polyatomic molecule |
