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The main requirement for the crystal...

The main requirement for the crystallisation of the substance is that _____.

A

It should be water soluble

B

it should be more soluble in a solvent at lower temperature than at higher temperature

C

It should be more soluble in a solvent at higher temperature than at lower temperature

D

it should used insoluble in water

Text Solution

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The correct Answer is:
C
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TARGET PUBLICATION-BASIC PRINCIPLES AND TEACHNIQUES IN ORGANIC CHEMISTRY-Critical Thinking
  1. The presence of impurity in a solid .

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  2. Which of the following statement is INCORRECT ?

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  3. The main requirement for the crystallisation of the substance i...

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  4. The solvent used for crystallization should preferably have .

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  5. Benzoic acid is obtained from its saturate aqueous solution by...

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  6. The process to increase the rate of crystallization is known ...

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  7. Which of the of the following processes are involved when simple...

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  8. Vavuum distillation is used to purify liquids which .

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  9. Which of the following statement regarding adsorption chromatogr...

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  10. Organic compounds containing carbon and nitrogen when fused with...

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  11. which of the following is the CORRECT test for detecting nitroge...

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  12. The sodium extract of an organic compound on acidification with...

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  13. 0.2585 g of organic compound gave 0.3894 g of AgI . The percen...

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  14. In the estimation of sulphur organic compound on treating with conc. H...

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  15. Find the empirical formula of the compound which contains C=16....

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  16. Carbon (electronic condiguration 1s ^(2) 2s^(2) 2p^(2)) exhibits ...

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  17. The sp ^(2) hydridisation of carbon atom gives rise to structu...

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  18. Which of the following is a heterocylic compound ?

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  19. Which of the following class of compounds does NOT contain a C...

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  20. Homologous differ in their molecular weight by

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