HARD
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Which of the following acid has highest pKa value?

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Important Questions on Aldehydes, Ketones and Carboxylic Acids

EASY

Name the end product in the following series of reactions S ections

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HARD
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)
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P
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(II)
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Q
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(III)
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R
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(IV)
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S
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T
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U
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Which of the following options has the correct combination considering List-I and List-II?
EASY
Which of the following is the correct sequence of relative acidic strength?
EASY

Fill in the blank with the most appropriate option given below.

We should give everyone training in citizenship, but we have______this aspect till now.

MEDIUM
Among 2-chloro propanoic acid, 3-chloro propanoic acid, 2,2-dichloro acetic acid and propanoic acid the Ka values will be in the order,
EASY
The compound(s), capable of producing achiral compound on heating at 100°C is/are
MEDIUM
An organic compound A upon reacting with NH3 gives B. On heating, B gives C. C in presence of KOH reacts with Br2 to give CH3CH2NH2. A is :
MEDIUM
The major product obtained in the reaction of aniline with acetic anhydride is
MEDIUM

The following transformation

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can be carried out in three steps. The reagents required for these three steps in their correct order, are:

EASY

Acid strength given below the correct decreasing order will be :

MEDIUM

Consider the acid strength of the of carboxylic acids

(i) PhCOOH

(ii) o-NO2C6H4COOH

(iii) p-NO2C6H4COOH

(iv) m-NO2C6H4COOH

EASY

Which of the following carboxylic acids has highest acidic strength?

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

Give the chemical equation for the reaction of CH3COOH with following:

LiAlH4