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प्रश्न
Name the substance you will add to speed up sedimentation.
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उत्तर
Alum
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संबंधित प्रश्न
Name the main metal present in the following:
Haemoglobin
Name the main metal present in the following:
Chalk
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
Filtration
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
By using a separating funnel
Fill in the blank
_______ are made up of same kind of atoms.
Fill in the blank
A pure substance has definite _______ and constant _________.
Why is filtration a better technique than sedimentation and decantation ?
What is centrifugation ? Also write the principle on which it works.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
When two or more elements combine together they form ______.
