| 1 |
Main source of aromatic compound is |
- A. Petroleum
- B. Coaltar
- C. Living organisms
- D. Dead marine animals
|
| 2 |
Which compound is the most reactive one |
- A. benzene
- B. ethene
- C. ethane
- D. ethyne
|
| 3 |
Cyclic structure of benzene was proposed by |
- A. Dewar
- B. Faraday
- C. Down
- D. Kekule
|
| 4 |
Biphenyl is |
- A. Monocyclic aromatic compound
- B. Polyclic aromatic compound
- C. Polycyclic fused ring compound
- D. Alicyclic compound
|
| 5 |
Which compound is the more reactive |
- A. Benzene
- B. Ethene
- C. Ethane
- D. Ethyne
|
| 6 |
Benzene cannot undergo |
- A. Substitution reactions
- B. addition reactions
- C. oxidation reactions
- D. elimination reactions
|
| 7 |
Phenol when distilled with zinc dust gives. |
- A. Toluene
- B. Benzaldehyde
- C. Benzoic acid
- D. Benzene
|
| 8 |
Benzene molecule is made up of. |
- A. 3- pi and 9 sigma bonds
- B. 6- pi and 6 sigma bonds
- C. 6 -pi and 12 sigma bonds
- D. 4 -pi and 12 sigma bonds
|
| 9 |
The resonating contributing structures of Benzene are |
|
| 10 |
Which makes a molecule more stable. |
- A. Greater localization of pi electrons
- B. Less delocalization of pi electrons
- C. Greeter delocalization of pi electrons
- D. Less delocalization for pi electrons
|
