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Aldehyde or ketones when treated with ...

Aldehyde or ketones when treated with `C_(6)H_(5)-NH-NH_(2)`. The product formed is

A

semicarbazone

B

phenylhydrazone

C

hydrozone

D

oxime

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The correct Answer is:
B
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TARGET PUBLICATION-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-COMPETITIVE THINKING
  1. Aoverset([O])to Boverset(Na(2)OH)to (CH(3))(2)C=NOH. Identify A.

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  2. Acetaldehyde reacts with phenylhydrazine, the type is .

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  3. Aldehyde or ketones when treated with C(6)H(5)-NH-NH(2). The product...

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  4. Aldehydes and ketones can be reduced to corresponding hydrocarbons by ...

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  5. The reagent used in Wolff-Kishner reduction is

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  6. 2CH(3)-underset(O)underset(||)(C)-CH(3) underset(H^(+))overset(Mg//Hg)...

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  7. Which one of the following reagents can distinguish aldehydes and keto...

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  8. Fehling A and Fehling B are :

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  9. Tollen's reagent is

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  10. When acetaldehyde is heated with Tollen's reagent which of the followi...

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  11. Which of the following compounds will give positive test with Tollen's...

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  12. Schiff's reagent is .

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  13. Schiff reagent loses its colour by passing .

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  14. Schiff reagent gives pink colour with .

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  15. Which of the following will give yellow precipitate with I(2)//NaOH-

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  16. Which of the following compounds does not undergo haloform reaction ?

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  17. Which of the following compound will give positive iodoform test ?

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  18. How will you convert butan -2-one to propanoic acid ?

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  19. When acetaldehyde is reacted with very dilute sodium hydroxide, is ob...

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  20. alpha, beta-Unsaturated aldehyde is formed in the sequence.

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