| 1 |
The resonating contributing structures of Benzene are |
|
| 2 |
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
|
| 3 |
Which compound is the more reactive |
- A. Benzene
- B. Ethene
- C. Ethane
- D. Ethyne
|
| 4 |
The benzene molecule contains |
- A. three double bonds
- B. two double bonds
- C. one double bond
- D. delocalized pie-electron charge
|
| 5 |
Which of the following species is ortho and para director. |
- A. CHO
- B. SO3H
- C. NO2
- D. Cl
|
| 6 |
Aromatic compounds burns with sooty flame because. |
- A. They have high percentage of hydrogen
- B. The have a right structure
- C. The have high percentage of carbon
- D. The resist reaction with air
|
| 7 |
Which of the following is Ortho and Para directing group |
- A. -I
- B. -CHO
- C. -COR
- D. -NH<sub>2</sub>
|
| 8 |
Structure of benzene is |
- A. Tetrahedral
- B. Trigonal planar
- C. Hexagonal planar
- D. Linear
|
| 9 |
Which one of the following species is meta director if present at benzene ring. |
- A. -NO2
- B. -Cl
- C. -CH3
- D. -OH
|
| 10 |
Which one is not a meta directing group |
- A. -COOH
- B. -CHO
- C. -COR
- D. -NH<sub>2</sub>
|
