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प्रश्न
Acetaldehyde, when treated with which among the following reagents does NOT undergo addition reaction?
(A) Ammonia
(B) Hydroxylamine
(C) Ammoniacal silver nitrate
(D) Semicarbazide
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उत्तर
(C) Ammoniacal silver nitrate
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संबंधित प्रश्न
Write the products formed when CH3CHO reacts with the following reagents : H2N – OH
Predict the product of the following reaction:
What is meant by the following term? Give an example of the reaction in the following case.
Semicarbazone
What is meant by the following term? Give an example of the reaction in the following case.
Oxime
What is meant by the following term? Give an example of the reaction in the following case.
Ketal
What is meant by the following term? Give an example of the reaction in the following case.
2, 4-DNP-derivative
How are the following compounds prepared?
acetophenone from benzene
Write balanced chemical equations for action of ammonia on - acetaldehyde
Write balanced chemical equations for action of ammonia on - acetone
Give a simple chemical test to distinguish between 
Write the main product formed when propanal reacts with the following reagents:
2 moles of 3 CH OH in presence of dry HCl
Acetone, Acetaldehyde, Benzaldehyde, Acetophenone – reactivity towards addition of HCN.
Which of the following compounds is most reactive towards nucleophilic addition reactions?
Benzaldehyde can be obtained from benzal chloride. Write reactions for obtaining benzalchloride and then benzaldehyde from it.
Identify the compounds A, B and C in the following reaction.
\[\ce{CH3 - Br ->[Mg/ether] (A) ->[(i) CO][(ii) Water] (B) ->[CH3OH/H+][Δ] (C)}\]
The pH of blood does not appreciably change by a small addition of acid or base because
Which one of the following gives only one monochloro derivative?
Grignard reagent on reaction with acetone forms.
Acetaldehyde and acetone differ in their reaction with
Which will undergo faster nucleophilic addition reaction?
Acetaldehyde or Propanone
In the following reaction
\[\ce{Carbonyl compound + MeOH <=>[HCl] acetal}\]
Rate of the reaction is the highest for ______.
Which of the following is most reactive in nucleophilic addition reactions?
Write the structure of the product formed when acetone reacts with 2, 4 DNP reagent.
Draw structures of the given derivatives.
The ethylene ketal of hexan-3-one
Draw structure of the following derivative:
Acetaldehydedimethylacetal
Draw structure of the following derivative.
The ethylene ketal of hexan-3-one
Draw structure of the following derivative.
The ethylene ketal of hexan-3-one
Draw structure of the following derivative.
The ethylene ketal of hexan-3-one
Give an example of the reaction in the following case.
Imine
