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 |
The product B in the above-mentioned reaction is:
1. | 2. | ||
3. | 4. |
The major product obtained in the given reaction is:
1. | 2. | ||
3. | 4. |
A compound among the following that does not undergo Friedel-Craft's reaction easily is-
1. Cumene
2. Xylene
3. Nitrobenzene
4. Toluene
Cyclopentadiene is much more acidic than cyclopentane, beacuse -
1. Cyclopentadiene has conjugated double bonds.
2. Cyclopentadiene has both sp2 and sp3 hybridized carbon atoms.
3. Cyclopentadiene is a strain-free cyclic system.
4. Cyclopentadienyl anion ion, the conjugate base of cyclopentadiene, is an aromatic species and hence has higher stability.
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
Which of the following compounds is non-aromatic?
1. | 2. | ||
3. | 4. |
Product (B) in the above mentioned reaction is-
1. | 2. | ||
3. | 4. |
The final product in the above sequence of reactions is-
1. | |
2. | |
3. | |
4. |
A compound that gives an optically inactive compound on treatment with H2(2 moles)/ Pt is-
1. 3-Methyl-1-pentyne
2. 4-Methyl-1-hexyne
3. 3-Methyl-1-heptyne
4. None of the above