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What is chromatography ? State its two a...

What is chromatography ? State its two applications.

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LAKHMIR SINGH & MANJIT KAUR-IS MATTER AROUND US PURE -Exercise
  1. Explain how, impure copper sulphate can be purified by crystallisation...

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  2. Which method is better for recovering sugar from sugar solution: evapo...

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  3. What is chromatography ? State its two applications.

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  4. Which of chromotography? State its two applications.

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  5. Which of the following can be separted by using a separating funnel an...

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  6. (a) What is fractional distillation ? What is the use of fractionating...

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  7. A mixture of milk and groundnut oil can be separated by:

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  8. Which of the following mixture cannot be separated by using water as t...

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  9. The chemical which can be used to separate a mixture of carbon powder ...

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  10. The dyes present in fountain pen ink can be separated by the process o...

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  11. Pure copper sulphate can be obtained from an impure sample by the proc...

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  12. The material which is added to water during purification process at th...

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  13. The technique which is used to separate particles of a solid suspended...

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  14. Naphthalene can be separted from sand:

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  15. Which of the following cannot be separated from air by the process of ...

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  16. The correct increasing order of the boiling points of liquid oxygen, l...

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  17. The boiling point of liquid argon is:

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  18. You are given a mixture of iodine in alcohol caled tincture iodine. Wh...

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  19. The best way to recover sugar from an aqueous sugar solution is:

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  20. One of the following does not undergo sublimation. This one is:

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