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How are elements classified ?...

How are elements classified ?

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MBD-IS MATTER AROUND US PURE-Example
  1. A solution of acetone in water contains 5 ml is 50 ml of its aqueous s...

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  2. Define distillation and give its importance.

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  3. How are elements classified ?

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  4. Which of the following are pure substances and which are mixtures ? A...

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  5. Which one of the substances given ahead is an element,a mixture or a ...

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  6. Name a chemical technique which could be used successfully to separate...

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  7. Name a chemical technique which could be used successfully to separate...

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  8. Apupil decides to separate powdered calcium carbonate from powdered ca...

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  9. Mixtures are usually heterogeneous, but sometimes homogeneous also. Gi...

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  10. . From the following techniques: Distillation, filtration, fractional ...

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  11. . From the following techniques: Distillation, filtration, fractional ...

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  12. . From the following techniques: Distillation, filtration, fractional ...

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  13. . From the following techniques: Distillation, filtration, fractional ...

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  14. How will you separate a mixture of mustard oil and water using separat...

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  15. Define pure substance.

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  16. Define mixture.

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  17. How will you separate the components of an aqueous solution of sodium ...

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  18. Give two examples of homogeneous mixtures.

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  19. Give two examples of homogeneous mixtures.

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  20. Is the mixture of oil and water, homogeneous or heterogeneous ?

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