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प्रश्न
Why is filtration a better technique than sedimentation and decantation ?
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उत्तर
Filtration is a better technique than sedimentation and decantation because it can separate very fine insoluble particles as compared to the latter. Besides the filtrate obtained is generally pure solvent. In decantation when we pour out supernatant liquid there are chances of their getting mixed up with solute particles.
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संबंधित प्रश्न
Give four examples of non-metallic elements.
What do you understand by :
Metalloids
Fill in the blank
_______ are made up of same kind of atoms.
Fill in the blank.
_________ is used when the constituents of a mixture of solids have a difference in their weights.
What is centrifugation ? Also write the principle on which it works.
Name the techniques used to separate a solid from its solution.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
Write the differences between elements and compounds and give an example for each.
When two or more elements combine together they form ______.
Write the differences between mixture and compounds.
