EASY
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When chlorine is treated with carboxylic acid in the presence of red phosphorus then chloro acid will be formed, this reaction is known as:
(a)Hunsdicker reaction
(b)Hell-Volhard - zelinsky reaction
(c)Friedel - crafts reaction
(d)Rosenmund reduction

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Important Questions on Aldehydes, Ketones and Carboxylic Acids
MEDIUM
The decreasing order of ease of alkaline hydrolysis for the following esters is

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Give the chemical equation for the reaction of with following:

HARD
The most suitable reagent for the given conversion is:



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Which of the following acid will form an (a) Anhydride on heating and (b) Acid imide on strong heating with ammonia?

MEDIUM
Propanoic acid undergoes reaction to give chloropropanoic acid. The product obtained is

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chlorosodium acetate on boiling with aqueous sodium nitrite gives

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Name the end product in the following series of reactions ections

HARD
In the reaction,
,
the product C is :

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The major product of the following reaction is:


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Which of the following acids, does NOT undergo Hell-Volhard-Zelinsky reaction?

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An organic compound A upon reacting with gives B. On heating, B gives C. C in presence of KOH reacts with Br2 to give CH3CH2NH2. A is :

MEDIUM
The total number of isomeric linear dipeptides which can be synthesised from racemic alanine is

HARD
List includes starting materials and reagents of selected chemical reactions. Listgives structures of compounds that may be formed as intermediate products and/or final products from the reactions of List.
List-I | List-II |
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(II) ![]() |
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(IV) ![]() |
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Which of the following options has the correct combination considering List and List?

MEDIUM
The major product of nitration of benzoic acid is

MEDIUM
Among -chloro propanoic acid, -chloro propanoic acid, -dichloro acetic acid and propanoic acid the values will be in the order,

MEDIUM
Consider the acid strength of the of carboxylic acids
(i)
(ii)
(iii)
(iv)

HARD
The major product of the following reaction is:


EASY
In the presence of a small amount of phosphorous, aliphatic carboxylic acid reacts with chlorine or bromine to yield a reaction in which, hydrogen is been replaced by halogen. This reaction is known as

MEDIUM
Which one of the following esters gets hydrolyzed most easily under alkaline conditions?

