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Aldehydes and ketones may be distinguish...

Aldehydes and ketones may be distinguished by using

A

Reaction with phenyl hydrazine

B

Reaction with hydroxylamine

C

Reaction with semicarbazide

D

Reaction with silver nitrate mixed with ammonia

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The correct Answer is:
D
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-1
  1. A carbonyl compound gives a positive lodoform test but but does not ...

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  2. A carbonyl compound reacts with hydrogen cyanide to form cyanodhydric ...

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  3. Aldehydes and ketones may be distinguished by using

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  4. Cyanohydrin of the following compound on hydrolysis gives optically ac...

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  5. The major organic product formed from the following reaction:

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  6. Which one of the followig on treatment with 50% aqueous sodium hydroxi...

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  7. Which one of the following reacts with 2,4-dinitro phenyl hydrazine?

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  8. which of the following reaction is used for the prepara-tion of Isopro...

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  9. Which of the following compounds does not react with NaHSO(3) ?

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  10. Cannizzaro reaction is not given by

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  11. Tertiary butyl amine is a-

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  12. The correct set of the products obtained in the following reactions ...

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  13. Which one of the following tests can be used to identify primary ami...

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  14. D,C and D in the sequence are :

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  15. Lowest boiling point will be of the compound-

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  16. Identify B, X and R respectively in the following sequence of reaction...

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  17. Which product is a Schiff's base :-

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  18. A+CS(2)+HgCl(2) give C(2)H(5)-N=C=S. Thus compound A is :-

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  19. The end product of the reaction, Ethyl amine overset(HNO(2))rarr(A)o...

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  20. In the reaction sequence :- Aoverset(SnCl(2)//HCl)rarrBunderset(0^(@))...

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