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Absolute alcohol is prepared by...

Absolute alcohol is prepared by

A

Fractional distillation

B

Kolbe’s method

C

Vacuum distillation

D

Azeotropic distillation.

Text Solution

Verified by Experts

The correct Answer is:
D
Absolute alcohol is prepared by azeotropic distillation .
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DINESH PUBLICATION-PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND -Revision Q.F.Competitive exams
  1. Which one of the following is not used for the purification of solid i...

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  2. The compound that does not give a blue colour is Lassaigne's test is

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  3. Absolute alcohol is prepared by

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  4. If 0.24 g of a volatile liquid upon vaporization gives 45 ml of vapour...

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  5. An organic compound containing C,H and N gave the following analysis ...

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  6. Emprical formula of a hydrocarbon containing 80 % corbon and 20 % hydr...

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  7. If 0.2 g of an organic compound containing carbon,hydrogen and oxygen ...

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  8. A mixture contains four solid organic compounds containing A, B, C an...

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  9. In Kjedhal's method,, the nitrogen presence is estimed as

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  10. An organic compound with C =40 % and H= 6.7% will have the empirical f...

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  11. The equivalent wieght of an acid is equal to

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  12. A compound with empirical formula O(2) has a vapour density of 30.Its ...

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  13. The latest techique used for purification of organic compound is

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  14. Empricial formula of a hydrocarbon containing 80 % carbon and 20% hy...

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  15. Molecular mass of a volatile substance mat be obtained by

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  16. An organic compound with C =40 % and H= 6.7% will have the empirical f...

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  17. An organic compound with C =40 % and H= 13.33 % and N=46.67 % Its empi...

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  18. Empirical formula of compound is CH(2)O.If its molecular weight is 180...

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  19. The Beilstein test for organic compounds is used to detect

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  20. Which of the following is the scientific method to test presence of wa...

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