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Distillation is used to separate liquids...

Distillation is used to separate liquids which differ in their boiling point by

A

`5^(@)C`

B

`10^(@)C`

C

`30-50^(@)C`

D

`15^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
C
Simple distillation is used to separate liquids differing in their b.pt by `30 - 50 ^(@)C`
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Fractional distillation is used to separate liquids which differ in their boiling points by:

Distillation is used to separate liquids which differ in their b.pt by

(a). If both (A) and (R) are correct and (R) is the correct explanation for (A). (b). If both (A) and (R) are correct and (R) is the correct explanation for (A). (c). If (A) is correct and (R) is incorrect. (d). If (A) is incorrect and (R) is correct. ltbr. (e). If both (A) and (R) are incorrect. Q. Assertion (A): Benzene (boiling point 353K) and methanol (boiling point 338K) are separated by simple distillation. Reason (R): Fractional distillation is used to separate two liquids from their mixture when their boiling points differ by 20^@ or so.

The technique used to separate the two liquids have close in their boiling paints is? Simple distillation Chromatography Crystallization Fractional distillation

Fractional distillation is suitable for separation of miscible liquids with a boiling point difference of about 25 K or less. What part of fractional distillation apparatus makes it efficient and possess an advantage over a simple distillation process. Explain using a diagram.

Simple distillation can be used to separate

DINESH PUBLICATION-PURIFICATION & CHARACTERISATION OF ORGANIC COMPOUND -Revision Q.F.Competitive exams
  1. In Lassaigne's test for nitrogen,the blue colour is due to the formati...

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  2. Nitrogen in an organic compound can be estimated by

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  3. Distillation is used to separate liquids which differ in their boiling...

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  4. Which of the following organic compounds contains about 52 % carbon ?

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  5. The purity of an organic compound is determined by

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  6. During Lassaigne's test N and S present in an organic compound changes...

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  7. Which of the follom'ng technique is most suitable for purification of ...

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  8. The best method to separate the mixture of ortho and para nitrophenol ...

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  9. Chloroform and benzene form a pair of miscible liquids. These can be s...

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  10. Which one of the following is not used for the purification of solid i...

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

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  12. Absolute alcohol is prepared by

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

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

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

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

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

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

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

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  20. The equivalent wieght of an acid is equal to

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