| 1 |
Which compound is the more reactive |
- A. Benzene
- B. Ethene
- C. Ethane
- D. Ethyne
|
| 2 |
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
|
| 3 |
Effect of substituent on benzene ring is due to |
- A. Resonance
- B. Inductive effect
- C. Both a and b
- D. Neither a nor b
|
| 4 |
Benzene can not undergo. |
- A. Substitution reactions
- B. Addition reactions
- C. Oxidation reactions
- D. Elimination reactions
|
| 5 |
Which one is not electrophile |
- A. BF3
- B. SO3
- C. AlCl3
- D. NH3
|
| 6 |
Amongst the following, the compound that can be most readily sulphonated is |
- A. toluene
- B. benzene
- C. nitrobenzene
- D. chlorobenzene
|
| 7 |
Benzene cannot undergo |
- A. Substitution reactions
- B. addition reactions
- C. oxidation reactions
- D. elimination reactions
|
| 8 |
When acetylene is heated at 300 <sup>o</sup>C in copper tube, the product obtained is. |
- A. Benzene
- B. Alkyl benzene
- C. Ether
- D. Alcohol
|
| 9 |
The structure of Benzene is |
- A. Hexagonal irregular
- B. Tetrahedral
- C. Trigonal planner
- D. Hexagonal planner
|
| 10 |
The number of possible isomers of xylene are |
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