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प्रश्न
Give four examples of non-metallic elements.
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उत्तर
Examples : Hydrogen, oxygen, nitrogen, carbon, chlorine, sulphur, phosphorus, etc.
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संबंधित प्रश्न
What do you understand by :
Metalloids
Define:- Filtration
Why is it named so?
Fill in the blank:
________ and _______ are pure substances.
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
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Use of a __________ to separate the components of a mixture of solids is based on the difference in the size of the components.
Differentiate between the following.
solution and suspension
What is centrifugation ? Also write the principle on which it works.
Write the differences between mixture and compounds.
