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प्रश्न
Why is it named so?
उत्तर
It is named so, because earlier it was used to separate mixtures containing coloured components only but these days this technique is applied to colourless substances too.
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संबंधित प्रश्न
Name the main metal present in the following :
Haemoglobin
Name the main metal present in the following:
Chlorophyll
Give four examples of non-metallic elements.
State four difference between compounds and mixtures.
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Sedimentation and decantation
Fill in the blank:
_________ is a process to obtain a very pure form of a solid dissolved in a liquid.
Give one word answer
The process of transferring the clean liquid after the solid settles at the bottom of the container
How can you separate iron metal from non-magnetic impurities ?
Name the substance you will add to speed up sedimentation.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
