The general molecular formula, which represents the homologous series of alkanols is      

1. CnH2nO2        

2. CnH2nO

3. CnH2n+1O       

4. CnH2n+2O

Subtopic:  Alcohols: Preparation & Properties |
 55%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

R-COOHRCH2OH. This reduction cannot be done  by:

1. NaBH4 

2. Na + alcohol

3. LiAlH4

4. All of the above

Subtopic:  Alcohols: Preparation & Properties |
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following reaction is used for preparation of glycol industrially?

1. 

2. 

3. 

4. none of the above

Subtopic:  Alcohols: Preparation & Properties |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

advertisementadvertisement

How many primary alcohol isomers can be formed with the molecular formula \(\text{C}_5\text{H}_{11}\text{OH}\)?

1. 5 2. 4
3. 2 4. 3
Subtopic:  Alcohols: Preparation & Properties |
 54%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The solubility of phenol in water is lower. This can be attributed to:

1. Non-polar nature of phenol

2. Acidic nature of -OH group

3. Non-polar hydrocarbon part in phenol

4. None of the above

Subtopic:  Phenols: Preparation & Properties |
 55%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The decreasing order of boiling points of \(1^\circ\)\(2^\circ\), and \(3^\circ\) alcohol is-

1. \(1^\circ\)\(2^\circ\)\(3^\circ\)                            

2. \(3^\circ\)\(2^\circ\)\(1^\circ\)

3. \(2^\circ\) \(1^\circ\) \(3^\circ\)                             

4. None of the above

Subtopic:  Alcohols: Preparation & Properties |
 73%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

The boiling points of thio-ethers are .... than those of ether.

1. lesser                                   

2. equal

3. higher                                   

4. none of these

Subtopic:  Ethers: Preparation & Properties, Uses |
 57%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

The most effective reagent used to converts but-2-enal to but-2-enol is-

1. KMnO4

2. NaBH4

3. H2/Pt

4. K2Cr2O7/H2SO4

Subtopic:  Alcohols: Preparation & Properties |
 62%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

23g of sodium react with CH3OH to give-

1. 1 mole of O2                           

2. 1/2 mole of H2

3. 1 mole of H2                           

4. None of the above

Subtopic:  Alcohols: Preparation & Properties |
 74%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Th compound that will not form a yellow precipitate on heating with an alkaline solution of iodine is : 

1. CH3CH(OH)CH3 

2. CH3CH2CH(OH)CH3

3. CH3OH

4. CH3CH2OH

Subtopic:  Alcohols: Preparation & Properties |
 83%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch