Lucas reagent is

1. conc. HCl and anhy. ZnCl2

2. conc. HNO3 and anhy. ZnCl2

3. conc. HCl and hydrous ZnCl2

4. conc. HNO3 and hydrous ZnCl2

Subtopic:  Alcohols: Preparation & Properties |
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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 |
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R-COOHRCH2OH. This reduction cannot be done  by:

1. NaBH4 

2. Na + alcohol

3. LiAlH4

4. all of these

Subtopic:  Alcohols: Preparation & Properties |
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What mass of isobutylene is obtained from 37 g of tertiary butyl alcohol by heating with 20% H2SO4 at 363 K, if the yield is 65%?

1. 16 g

2. 18.2 g

3. 20 g

4. 22 g

Subtopic:  Alcohols: Preparation & Properties |
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Which of the following reaction is used for preparation of glycol industrially?

1. 

2. 

3. 

4. none of the above

Subtopic:  Alcohols: Preparation & Properties |
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How many isomers of C5H11OH will be primary alcohols?

1. 5

2. 4

3. 2

4. 3

Subtopic:  Alcohols: Preparation & Properties |
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Phenol is less soluble in water. It is due to:

1. non-polar nature of phenol

2. acidic nature of -OH group

3. non-polar hydrocarbon part in it

4. none of the above

Subtopic:  Phenols: Preparation & Properties |
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The decreasing order of boiling points of 1°2°and 3° alcohol is:

1. 1°>2°>3°                             

2. 3°>2°>1°

3. 2°>1°>3°                             

4. None of these

Subtopic:  Alcohols: Preparation & Properties |
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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 |
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Which reagent is more effective to convert but-2-enal to but-2-enol?

1. KMnO4

2. NaBH4

3. H2/Pt

4. K2Cr2O7/H2SO4

Subtopic:  Alcohols: Preparation & Properties |
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