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

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

advertisementadvertisement

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

Phenol and benzoic acid can be distinguished by:

1. Aqueous NaHCO3                           

2. Aqueous NaNO3

3. Aqueous NaOH                               

4. Conc. H2SO4

Subtopic:  Phenols: Preparation & Properties |
 63%
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

Glycerol on oxidation with conc HNO3 gives:

1. tartronic acid                               

2. mesoxalic acid

3. oxalic acid                                   

4. glyceric acid

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

advertisementadvertisement

Ethyl Chloride is converted into diethyl ether by- 

1. Wurtz synthesis

2. Grignard reaction

3. Perkin's reaction 

4. Williamson's synthesis

Subtopic:  Ethers: Preparation & Properties, Uses |
 82%
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 is an excellent antiseptic?

1. Phenol 

2. Benzyl alcohol

3. Benzaldehyde 

4. Acetic acid

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 dehydration of neo-pentanol gives mainly-

1. 

2. 

3. 

4. Nne of the above

Subtopic:  Alcohols: Preparation & Properties |
 64%
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

Which one of the following on oxidation gives a ketone?                   

1. Primary alcohol                      2. Secondary alcohol

3. Tertiary alcohol                      4. All of these

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