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प्रश्न
Name the main metal present in the following:
Chalk
उत्तर
Chalk - Calcium
APPEARS IN
संबंधित प्रश्न
What do you understand by :
Metalloids
Why is it named so?
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
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:
_________ is a process to obtain a very pure form of a solid dissolved in a liquid.
Fill in the blank
A pure substance has definite _______ and constant _________.
Differentiate between the following.
solution and suspension
How can you separate iron metal from non-magnetic impurities ?
What is centrifugation ? Also write the principle on which it works.
Name the techniques used to separate a solid from its solution.
