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Ethanol vapours are passed over heated c...

Ethanol vapours are passed over heated copper at `300^@`C and product is treated with aqueous NaOH.The final product is:

A

Aldol

B

`Beta`-hydroxy butyraldehyde

C

Both (a) and (b)

D

None

Text Solution

Verified by Experts

The correct Answer is:
C
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MBD PUBLICATION-ALDEHYDES KETONES AND CARBOXYLIC ACID -QUESTION TYPE
  1. Formaldehyde polymerises from 6 to 100 molecules to form:

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  2. CH3COCl overset(Pd (H2))underset(BaSO4)rarr X : Here X is :

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  3. Ethanol vapours are passed over heated copper at 300^@C and product is...

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  4. Which of the following do not form addition compounds with ammonia:

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  5. One mole of an organic compound requires 0.5 mole of oxygen to produce...

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  6. Which is used as a preservative for biological specimens:

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  7. Aldehydes and ketones form hydrocarbons by -

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  8. Acetone is prepared by:

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  9. Acetaldehyde and acetone differ in their reaction with:

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  10. Aldol condensation of aldehydes and ketones takes place through the fo...

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  11. Acetaldehyde is the rearrangement product of:

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  12. Cyanohydrin of which compound gives lactic acid on hydrolysis:

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  13. Ketones on reaction with NH2CONHNH2 form well defined crystalline comp...

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  14. Formation of acetaldehyde from ethanol is called:

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  15. Propanone does not undergo:

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  16. Which of the following does not give a halide with PCl5?

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  17. Oximes are formed by the action of aldehydes and ketones with:

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  18. IUPAC name of acrolein is:

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  19. Aldol condensation between the following compounds followed by dehydra...

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  20. Benedict's solution is similar to:

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