Maleic acid → ∼ 1 0 0 ∘ Δ X Fumaric acid → ∼ 2 4 0 ∘ Δ Y X and Y are respectively

maleic anhydride and fumaric anhydride

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Maleic acid $\to_{\sim 10 0^{\circ}}^{Δ} (X)$

Fumaric acid $\to_{\sim 24 0^{\circ}}^{Δ} (Y)$

$(X)$ and $(Y)$ are respectively

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Important Questions on Aldehydes, Ketones and Carboxylic Acids

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The decreasing order of ease of alkaline hydrolysis for the following esters is
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EASY

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The correct structure of the product

‘ P ’

in the following reaction is

Asn - Ser + \underset{(excess)}{{({CH}_{3} CO)}_{2} O} \overset{{NEt}_{3}}{\to} P

HARD

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

In the reaction,

{CH}_{3} COOH \overset{{LiAlH}_{4}}{\to} A \overset{{PCl}_{5}}{\to} B \overset{Alc. KOH}{\to} C

,

the product C is :

MEDIUM

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

α -

chlorosodium acetate on boiling with aqueous sodium nitrite gives

EASY

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

In the presence of a small amount of phosphorous, aliphatic carboxylic acid reacts with chlorine or bromine to yield a reaction in which,

α -

hydrogen is been replaced by halogen. This reaction is known as

HARD

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The major product of the following reaction is:
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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The major product obtained in the reaction of aniline with acetic anhydride is

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

Which of the following derivatives of alcohols is unstable in an aqueous base?

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

A is :

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The major product formed in the following reaction is
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HARD

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The most suitable reagent for the given conversion is:

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

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

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

List

- I

includes starting materials and reagents of selected chemical reactions. List

- II

gives structures of compounds that may be formed as intermediate products and/or final products from the reactions of List

- I

List-I	List-II
(I)	$(P)$
(II)	$(Q)$
(III)	$(R)$
(IV)	$(S)$
	$(T)$
	$(U)$

Which of the following options has the correct combination considering List

- I

and List

- II

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

The major product of the following reaction is:
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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

Propanoic acid undergoes

HVZ

reaction to give chloropropanoic acid. The product obtained is

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

Hydrolysis of aromatic amide gives

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

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

EASY

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

Ethyl acetate reacts with

N H_{2} N H C O N H_{2}

to form

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Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

An organic compound A upon reacting with

{NH}_{3}

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

HARD

Chemistry>Organic Chemistry>Aldehydes, Ketones and Carboxylic Acids>Derivatives of Carboxylic Acids

With dehydrating agent present which dicarboxylic acid is least reactive towards forming an anhydride?

Maleic acid → ∼ 1 0 0 ∘ Δ X Fumaric acid → ∼ 2 4 0 ∘ Δ Y X and Y are respectively

Important Questions on Aldehydes, Ketones and Carboxylic Acids

Learn and Prepare for any exam you want !

Maleic acid $\to_{\sim 10 0^{\circ}}^{Δ} (X)$

Fumaric acid $\to_{\sim 24 0^{\circ}}^{Δ} (Y)$

$(X)$ and $(Y)$ are respectively