Which of the following substituted phenols is the strongest acid?

1. 

2. 

3. 

4. 

Subtopic:  Phenols: Preparation & Properties |
 92%
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When benzenediazonium chloride is treated with water, the compound formed is : 

(1) C6H5COOH

(2) C6H5OH

(3) C6H6

(4) C6H5NH2

Subtopic:  Phenols: Preparation & Properties |
 79%
From NCERT
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Cyclohexanol gives best yield of cyclohexene with -

1. conc.H3PO4

2. conc.HCl

3. conc.HBr

4. All of the above

Subtopic:  Alcohols: Preparation & Properties |
 76%
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A reaction between acetone and methylmagnesium chloride followed by hydrolysis will give:
1. sec-Butyl alcohol 2. tert-Butyl alcohol
3. iso-Butyl alcohol 4. iso-Propyl alcohol

Subtopic:  Alcohols: Preparation & Properties |
 72%
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Anisole on reaction with HI gives:

1.  2.
3. 4.
Subtopic:  Ethers: Preparation & Properties, Uses |
 83%
From NCERT
NEET - 2020
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Preparation of phenol from cumene is -

1. Reduction Reaction

2. Oxidation reaction

3. Disproportionation Reaction

4. Ozonolysis

Subtopic:  Phenols: Preparation & Properties |
 71%
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The reagent used for the bromination of phenol to 2,4,6-tribromophenol is/are:

1. Bromine water
2. Br2, CS2
3. Br2, CCl4
4. AgBr

Subtopic:  Phenols: Preparation & Properties |
 82%
From NCERT
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Amongst the following, the alcohol that reacts with conc. HCl /anhydrous ZnCl2 to form alkyl halide at room temperature, will be

1. CH3-CH2-OH

2. Ph-CH2-CH2-OH

3. Ph-C| CH3|CH3-OH

4. 

 

Subtopic:  Alcohols: Preparation & Properties |
 71%
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Match the structures of the compounds given in Column I with the name of the compounds given in Column II.

Column I Column II
A.   1. Phenetole
B.  2. o-Cresol
C.   3. Catechol
D.   4.  Resorcinol

Codes

A B C D
1. 2 4 1 3
2. 3 1 4 2
3. 1 4 3 2
4. 4 3 2 1
Subtopic:  Phenols: Preparation & Properties |
 82%
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Match the starting material in Column I with the products formed (Column II) in the reaction with HI.

Column I

Column II

A.  CH3-O-CH3 1.  
B.   2.  
C.   3.  
D.    4.  CH3-OH+CH3I
5.  
 
A B C D
1. 2 3 4 1
2. 3 1 5 2
3. 5 4 3 2
4. 4 5 2 1
Subtopic:  Ethers: Preparation & Properties, Uses |
 91%
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