A compound among the following that gives the maximum % of meta product on nitration

(using HNO3/H2SO4) is :

1. Toluene

2. Aniline

3. Benzene

4. Isopropyl benzene

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 66%
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The action of AlCl3 in Friedel Craft's reaction is:

1. To absorb HCl

2. To release HCl

3. To produce an eleçtrophile

4. To produce nucleophile

 

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 84%
From NCERT
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n-Butylbenzene on oxidation with hot alkaline KMnO4 gives:

1. Benzoic acid 2. Butanoic acid
3. Benzyl alcohol 4. Benzaldehyde
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 72%
From NCERT
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The compound among the following that undergoes bromination of its aromatic ring

(electrophilic aromatic substitution) at the fastest rate is-

1. 2.
3. 4.
Subtopic:  Aromatic Hydrocarbons - Reactions & Mechanism |
 53%
From NCERT
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Consider the following sequence of reactions.

C6H6 + CH3CH=CH2heatH3PO4A2.H3O+, heat1.O2,HeatB+C

The products (B) and (C) are respectively-

1. Benzaldehyde, and acetaldehyde

2. Benzoic acid, and acetic acid

3. Phenol, and propionaldehyde

4. Phenol, and acetone

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 50%
From NCERT
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Consider the following sequence of reactions.

NaHSO3OsO4A2. NaOH, heat1. HIO4B. The final product (B) is:

1. 

2. 

3. 

4. 

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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In the above compound, Cl will liberate easily in the form of-

1. Cl

2. Cl-

3. Cl

4. Cl2+

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 75%
From NCERT
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The major product expected from the  mono-bromination of phenyl  benzoate is:

(a) 

(b) 

(c) 

(d) 

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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(A) C8H10 KMnO4 (B)  C8H6O4FeBr2  C8H5BrO4  (C)  (one-product only)

The structure of A in the above-mentioned reaction is-

1. 2.
3. 4.
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
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Ph-CO2HSOCl2AMe2NHB(c)Ph-CHO, unknown reagent (c) is:

(1) LiALH4

(2) NaBH4

(3) LiAlH4(t-BuO)3

(4) PCC/CH2CL2

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
From NCERT
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