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प्रश्न
Name the main metal present in the following:
Chalk
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उत्तर
Chalk - Calcium
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संबंधित प्रश्न
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
Filtration
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All pure substances have characteristic melting and boiling points.
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Why is filtration a better technique than sedimentation and decantation ?
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Name the techniques used to separate a solid from its solution.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
