Which represents Riemer-Tiemann reaction?

Subtopic:  Phenols: Preparation & Properties |
 91%
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An organic compound A reacts with PCl3 to give B. The compound B with sodium metal in the presence of dry ether and gives n-butane. Thus, A and B are:

1. C2H5OH and C2H5Cl

2. C2H5Cl and C2H5ONa

3. C3H7OH and CH3CH2CH2OCl

4. C4H9OH and C4H9OCl

Subtopic:  Alcohols: Preparation & Properties |
 77%
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Compound that is not an alcohol-

1. CH2=CHCH2OH                            

2. CH2OHCH2OH

3. C6H5CH2OH                                 

4. C6H5OH

Subtopic:  Alcohols: Preparation & Properties |
 68%
From NCERT
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The boiling point of p-nitrophenol is higher than that of o-nitrophenol because -               

1. NOgroup at p-position behaves in a different way from that at o-position.

2. Intramolecular hydrogen bonding exists in p-nitrophenol.

3. There is intermolecular hydrogen bonding in p-nitrophenol.

4. p-Nitrophenol has a higher molecular weight than o-nitrophenol.

Subtopic:  Phenols: Preparation & Properties |
 81%
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The compound that generate methyl ethyl ketone upon oxidation is -

1. 2-Propanol                               

2. 1-Butanol

3. 2-Butanol                                 

4. tert-Butyl alcohol

Subtopic:  Alcohols: Preparation & Properties |
 67%
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Rectified spirit contains:

1. 75.0 % alcohol                           2. 85.5% alcohol

3. 95.6 % alcohol                           4. 100.0% alcohol

Subtopic:  Alcohols: Preparation & Properties |
 62%
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The reaction of  with RMgX leads to the formation of                       

1. RCHOHR                               

2. RCHOHCH3

3. RCH2CH2OH                         

4. >RRCHCH2OH

Subtopic:  Ethers: Preparation & Properties, Uses |
 75%
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Increasing order of acidic strength of

p-Methoxy phenol (I),

p-Methyl phenol (II)

 p-Nitrophenol (III)

is -                                                             

1. III, I, II             

2. II, I, III           

3. III, II, I         

4. I, II, III   

Subtopic:  Phenols: Preparation & Properties |
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Ethers are not distilled to dryness for fear of explosion. This is due to formation of:

1. oxides                             

2. alcohol

3. ketones                           

4. peroxides

Subtopic:  Ethers: Preparation & Properties, Uses |
 66%
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In the following reaction,                                              

The major products A and C are respectively: 

A C
1.
2.
3.
4.

Subtopic:  Alcohols: Preparation & Properties |
 67%
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