P, Q and R in the above-mentioned sequence of reactions are respectively:
1. | |
2. | |
3. | |
4. |
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The major product obtained in the given reaction is:
1. | 2. | ||
3. | 4. |
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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
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The mechanism & intermediate involved in the above reaction are:
1. Aromatic electrophilic substitution & carbocation
2. Aromatic Nucleophilic substitution & carbanion
3. Aromatic free radical substitution & Free radical
4. Carbene based substitution reaction & Carbene
The reactants used in Friedel-Craft's alkylation are:
1. C6H6 + NH2
2. C6H6 + CH4
3. C6H6 + CH3Cl
4. C6H6 + CH3COCl
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n-Butylbenzene on oxidation with hot alkaline KMnO4 gives:
1. | Benzoic acid | 2. | Butanoic acid |
3. | Benzyl alcohol | 4. | Benzaldehyde |
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In the above compound, Cl will liberate easily in the form of-
1.
2. Cl-
3. Cl
4. Cl2+
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A compound among the following that does not undergo Friedel-Craft's reaction easily is-
1. Cumene
2. Xylene
3. Nitrobenzene
4. Toluene
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The compounds among the following that can be generated by Friedel craft acylation is/are -
I. | |
II. | |
III. | |
IV. |
1. | II, III and IV | 2. | I, III and IV |
3. | I and II | 4. | II and III |
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The reaction of toluene with chlorine in the presence of light gives:
1. | 2. | ||
3. | 4. |
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