Rectified spirit contains:

1. 75.0 % alcohol                           2. 85.5% alcohol

3. 95.6 % alcohol                           4. 100.0% alcohol

Subtopic:  Alcohols: Preparation & Properties |
 61%
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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 |
 74%
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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 |
From NCERT
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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 |
 65%
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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 |
 68%
From NCERT
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Isopropyl alcohol and n-propyl alcohol are:

1. Position isomers                               

2. Chain isomers

3. Functional isomers                             

4. None of the above

Subtopic:  Alcohols: Preparation & Properties |
 68%
From NCERT
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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is:

1. Acidic KMnO4

2. Alkaline K2Cr2O7

3. Chromium anhydride in glacial acetic acid

4. Pyridinium Chlorochromate

Subtopic:  Alcohols: Preparation & Properties |
From NCERT
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Absolute alcohol contains:

1. 40% H2O                         

2. 10% H2O

3. 5% H2O                           

4. 100% C2H5OH

Subtopic:  Alcohols: Preparation & Properties |
 60%
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Dialkyl sulphides are known as:

1. sulphonal                         

2. mercaptan

3. thioethers                       

4. thioesters

Subtopic:  Ethers: Preparation & Properties, Uses |
 59%
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The major product of the following reaction is-

1. a hemiacetal                 

2. an acetal

3. an ether                       

4. an ester

Subtopic:  Alcohols: Preparation & Properties |
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