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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify the compounds A, B and C in the following reaction. CHX3−Br→Mg/ether(A)→(ii) Water(i) CO(B)→ΔCHX3OH/HX+(C)

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प्रश्न

Identify the compounds A, B and C in the following reaction.

\[\ce{CH3 - Br ->[Mg/ether] (A) ->[(i) CO][(ii) Water] (B) ->[CH3OH/H+][Δ] (C)}\]

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उत्तर

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अध्याय 12: Aldehydes, Ketones and Carboxylic Acids - Multiple Choice Questions (Type - I) [पृष्ठ १७३]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 12 Aldehydes, Ketones and Carboxylic Acids
Multiple Choice Questions (Type - I) | Q 33 | पृष्ठ १७३

संबंधित प्रश्न

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.

2, 4-DNP-derivative


Arrange the following compounds in increasing order of their property as indicated:

Acetaldehyde, Acetone, Di-tert-butyl ketone, Methyl tert-butyl ketone (reactivity towards HCN)


Write balanced chemical equations for action of ammonia on - acetaldehyde


What are amines?


Write the main product formed when propanal reacts with the following reagents: 
H2N- NH2  followed by heating with KOH in ethylene glycol.


Carboxylic acids contain carbonyl group but do not show the nucleophilic addition reaction like aldehydes or ketones. Why?


Grignard reagent on reaction with acetone forms.


Arrange the following in the increasing order of their property indicated:

Ethanal, Propanone, Propanal, Butanone (reactivity towards nucleophilic addition)


In the following reaction

\[\ce{Carbonyl compound + MeOH <=>[HCl] acetal}\]

Rate of the reaction is the highest for ______.


The product of following reaction is

\[\ce{CH3 - CH = CH - CH2 - CHO ->[i) LiAlH4][ii) H3O+]}\] ______?


Which of the following is most reactive in nucleophilic addition reactions?


Aldehydes and ketones react with hydroxylamine to form ______.


Out of p-tolualdehyde and p-nitrobenzaldehyde, which one is more reactive towards nucleophilic addition reactions, why?


Draw structures of the given derivatives.

The ethylene ketal of hexan-3-one


Draw the structure of the following derivative.

The ethylene ketal of hexane-3-one


Draw structure of the following derivative:

Acetaldehydedimethylacetal


Draw structure of the following derivative.

The ethylene ketal of hexan-3-one 


Give an example of the reaction in the following case.

Imine


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