Glycerol on warming with excess of HI:

1. 2-iodopropane

2. 1-iodopropane

3. 1,2,3-tri-iodopropane

4. none of the above

Subtopic:  Alcohols: Preparation & Properties |
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When 2-butanol is passed over heated copper at 573 K, it undergoes dehydrogenation to form:

1. 2-Butene                                         

2. Butanone

3. Butyraldehyde                                 

4. 1-Butene

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
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The compound having lowest boiling point among the following is -

1. Phenol                                 

2. o-Nitrophenol

3. m-Nitrophenol                       

4. p-Nitrophenol

Subtopic:  Phenols: Preparation & Properties |
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Oxidation of 2-propanol by K2Cr2O7 and dilute H2SO4 leads to the formation of:

1. Propanal                     

2. Propanoic acid

3. Methanoic acid             

4. Propanone

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 62%
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A compound X with molecular formula C3H8O can be oxidised to a compound Y with the molecular formula C3H6O2. X is most likely to be:

1. Primary alcohol                     

2. Secondary alcohol

3. Aldehyde                               

4. Ketone

Subtopic:  Mechanism of Dehydration, Methanol & Ethanol |
 66%
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The ionisation constant of phenol is higher than that of ethanol because -                   

1. Phenoxide ion is bulkier than ethoxide

2. Phenoxide ion is a stronger base than ethoxide

3. Phenoxide ion is stabilised through delocalisation

4. Phenoxide ion is less stable than ethoxide

Subtopic:  Alcohols: Preparation & Properties | Phenols: Preparation & Properties |
 81%
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The Williamson's synthesis reaction among the following is -

1.
2.
3.  \(C_2H_5I + C_2H_5ONa \rightarrow C_2H_5-O-C_2H_5 + NaI\)
4. 
Subtopic:  Ethers: Preparation & Properties, Uses |
 92%
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Which represents Riemer-Tiemann reaction?

Subtopic:  Phenols: Preparation & Properties |
 90%
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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%
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