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प्रश्न
Write balanced chemical equations for action of ammonia on - acetaldehyde
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उत्तर
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संबंधित 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
Write the structures of the main products when acetone (CH3 − CO − CH3) reacts with the following reagent :
H2N − NHCONH2/H+
Write the products formed when CH3CHO reacts with the following reagents : HCN
Write the products formed when CH3CHO reacts with the following reagents : H2N – OH
Predict the product of the following reaction:
Predict the product of the following reaction:
\[\begin{array}{cc}
\phantom{..............}\ce{O}\\
\phantom{..............}||\\
\ce{R - CH = CH - CHO + NH2 - C - NH - NH2 ->[H+]}\end{array}\]
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.
Hemiacetal
What is meant by the following term? Give an example of the reaction in the following case.
Imine
What is meant by the following term? Give an example of the reaction in the following case.
Schiff’s base
Give plausible explanation for the following:
Cyclohexanone forms cyanohydrin in good yield but 2, 2, 6 trimethylcyclohexanone does not.
How are the following compounds prepared?
benzaldehyde from benzoyl chloride
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
Which of the following compounds is most reactive towards nucleophilic addition reactions?
Carboxylic acids contain carbonyl group but do not show the nucleophilic addition reaction like aldehydes or ketones. Why?
Identify the compounds A, B and C in the following reaction.
\[\ce{CH3 - Br ->[Mg/ether] (A) ->[(i) CO][(ii) Water] (B) ->[CH3OH/H+][Δ] (C)}\]
Reaction of aqueous sodium hydroxide on chlorobenzene gives which of the following products?
Which of the following has the most acidic hydrogen?
Paraldehyde is formed as a result of polymerisation:-
Which among the following is most reactive to give nucleophilic addition?
What happens when ethanal is treated with excess ethanol and acid?
Which will undergo faster nucleophilic addition reaction?
Acetaldehyde or Propanone
Draw structures of the given derivatives.
The ethylene ketal of hexan-3-one
The product of the following reaction is
\[\begin{array}{cc}
\ce{O}\phantom{.........}\\
||\phantom{.........}\\
\ce{C2H5 - C - CH3 ->[H2/Ni][\Delta] \phantom{..}?}\end{array}\]
Draw the 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 the structure of the given derivative.
The ethylene ketal of hexan-3-one
