The esters that get hydrolyzed most easily under alkaline conditions is?

1. 

2. 

3. 

4. 

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 68%
NEET - 2015
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The reaction of a carbonyl compound with one of the following reagents involves nucleophilic addition followed by the elimination of water. The reagents are:

1. A Grignard reagent.
2. Hydrazine in the presence of a feebly acidic solution.
3. Hydrocyanic acid.
4. Sodium hydrogen sulphite.

Subtopic:  Isomers & Reaction Mechanism |
 60%
From NCERT
NEET - 2015
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Treatment of cyclopentanone with methyl lithium generates:

1. Cyclopentanonyl cation

2. Cyclopentanonyl radical

3. Cyclopentanonyl biradical

4. Cyclopentanonyl anion

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 51%
From NCERT
NEET - 2015
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Compounds that can exhibit tautomerism, are:

1. l and ll

2. l and lll

3. ll and lll

4. l, ll and lll

Subtopic:  Isomers & Reaction Mechanism |
 53%
From NCERT
NEET - 2015
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An organic compound X having molecular formula C5H10O yields phenyl hydrazone and gives a negative response to the iodoform test and Tollen's test. It produces n-pentane on reduction. X could be:

1. Pentanal
2. 2-Pentanone
3. 3-Pentanone
4. n-Amyl alcohol
Subtopic:  Name Reaction |
 63%
From NCERT
NEET - 2015
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The compound among the following that will not be soluble in
sodium hydrogen carbonate is:

1. 2, 4, 6-Trinitrophenol 2. Benzoic acid
3. o-Nitrophenol 4. Benezenesulphonic acid
Subtopic:  Carboxylic Acids: Preparation & Properties |
 57%
From NCERT
AIPMT - 2014
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Which of the following is the most reactive towards nucleophilic addition reaction?
1.   option 2.  option
3.  option 4.  option
Subtopic:  Isomers & Reaction Mechanism |
 83%
From NCERT
AIPMT - 2014
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What is the order of the stability of the following tautomeric compounds?

1. III > II > I
2. II > I > III
3. II > III > I
4. I > II > III

Subtopic:  Isomers & Reaction Mechanism |
 51%
AIPMT - 2013
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Benzaldehyde cannot be prepared by:

1.
2.
3.
4. 

Subtopic:  Isomers & Reaction Mechanism |
 81%
From NCERT
AIPMT - 2013
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In the following reaction: 

\(\text {HC} \equiv \text {CH} \xrightarrow [Hg^{2+}] { H_2SO_4} P \)

Product 'P' will not give 
1. Tollen's reagent test 
2. Fehling's solution
3. Victor Meyer test 
4. Iodoform test 
Subtopic:  Name Reaction |
 63%
From NCERT
NEET - 2013
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