Ethyl chloride is converted into diethyl ether by -                                                  

 1. Wurtz reaction                           
 2. Grignard reaction
 3. Perkin's reaction                       
 4. Williamson's synthesis

Subtopic:  Mechanism of Reactions |
 62%
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Consider the following reaction,

PhenolZn-dustXAnhy.AlCl3CH3ClYAlk.KMnO4

The product Z is                            

1. toluene

2. benzaldehyde

3. benzoic acid

4. benzene

Subtopic:  Isomers & Reaction Mechanism |
 82%
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In this reaction, CH3CHO + HCNCH3CH(OH)CNH.OHCH3CH(OH)COOH an asymmetric centre is generated. The acid obtained would be                                                                      

1. 50% D + 50% L-isomer

2. 20%D + 80% L-isomer

3. D-isomer

4. L-isomer

 72%
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The -OH group of an alcohol or the -COOH group of a carboxylic acid can be replaced by -Cl using     

1. phosphorus pentachloride

2. hypochlorous acid

3. chlorine

4. hydrochloric acid

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 74%
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An ester is boiled with KOH. The product is cooled and acidified with conc. HCl. A white crystalline acid separates. The ester is

1. methyl acetate 

2. ethyl acetate

3. ethyl formate 

4. ethyl benzoate

Subtopic:  Acid Derivatives - Preparation, Properties & Uses |
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The compound formed when malonic acid heated with urea, is                  

1. cinnamic acid

2. butyric acid

3. barbituric acid

4. crotonic acid

Subtopic:  Isomers & Reaction Mechanism |
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The dihedral angle between two C-H bonds in the staggered conformation of ethane  is            

1. 60° 

2. 180°

3. 0° 

4. 120°

Subtopic:  Conformational Isomers |
 60%
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Number of monochlorinated products (excluding stereo-isomers) obtained from the given reaction are :

                           

1. 4 2. 5
3. 6 4. 7
Subtopic:  Structural Isomers |
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 Which of the following compounds will exhibit cis-trans (geometrical) isomerism?

1. but-2-ene                             

2. Butanol

3. but-2-yne                             

4. buten-2-ol   

Subtopic:  Stereo Isomers |
 79%
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An alkane can form Structural isomers if the number of carbon atoms is-

1. 1                                 

2. 2

3. 3                                   

4. 4

Subtopic:  Structural Isomers |
 60%
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