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When acetaldehyde is heated with Fehling...

When acetaldehyde is heated with Fehling solution, it gives a precipitate of

A

Cu

B

CuO

C

`Cu_(2)O`

D

`Cu+CuO+Cu_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
C
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ICSE-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE (PART-I OBJECTIVE QUESTIONS)
  1. Fill in the blank by choosing the appropriate word/words from those gi...

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  2. The reagent with which both acetaldehyde and acetone react easily is

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  3. When acetaldehyde is heated with Fehling solution, it gives a precipit...

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  4. Cannizzaro reaction is not given by

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  5. A compound that gives positive iodoform test is

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  6. The compound oxidised to prepare methyl ethyl ketone is

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  7. The formation of cyanohydrin from a ketone is an example of

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  8. Treatment of propionaldehyde with dil. NaOH solution gives

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  9. Hydrogenation of benzoyl chloride in the presence of Pd on BaSO(4) giv...

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  10. The aldol condensation of acetaldehyde results in the formation of

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  11. Positive iodofonn test is given by

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  12. Clemmensen reduction of a ketone is carried out in presence of

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  13. Acetone on heating with conc. H(2)SO(4) mainly gives

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  14. Schiff reagent gives pink colour with

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  15. The reaction of benzaldehyde with alkali gives

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  16. The compound used in the treatment of lead poisoning is :

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  17. A cyanohydrin of a compound X on hydrolysis gives lactic acid. The X i...

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  18. The reaction of formaldehyde with Grignard's reagent followed by hydro...

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  19. IUPAC name of CH(3)CH(2)CH(2)CH(CH(3))COCH(3) is

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  20. IUPAC name of CH(3)-underset(CH(3))underset(|)C=CH-underset(O)underset...

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