| 1 |
Which one of the following compound has octane number 100. |
- A. 2,2,4-trimethyl petane
- B. n- pentane
- C. 2,4-dimethyl pentane
- D. 2- methyl pentane
|
| 2 |
The process used to improve quality of gasoline |
- A. Thermal Cracking
- B. Reforming
- C. Combination
- D. Steam Cracking
|
| 3 |
Which one is alcohol in the following |
- A. CH<sub>3</sub>.CH<sub>2</sub>.OH
- B. CH<sub>3</sub>.O.CH<sub>3</sub>
- C. CH<sub>3</sub>COOH
- D. CH<sub>3</sub>.CH<sub>2</sub>.Br
|
| 4 |
Which class of compounds can not show positional isomerism. |
- A. Alkanes
- B. Alkene
- C. Alkynes
- D. Alcohol
|
| 5 |
In which hybridization bond angle is maximum |
- A. sp3
- B. sp2
- C. sp
- D. sp3 and sp have same angles
|
| 6 |
which one is not fossil fuel |
- A. Petroleum
- B. Natural gas
- C. Coal
- D. Alcohol
|
| 7 |
The isomers always have same |
- A. Chemical properties
- B. Structural formula
- C. Molecular formula
- D. Physical properties as well as chemical properties
|
| 8 |
An sp3- hybrid orbital contains. |
- A. 25% s- characters
- B. 50% s- characters
- C. 75% s- characters
- D. 100% s - characters
|
| 9 |
The state of hybridization in ethene molecule is |
- A. dsp<sup>2</sup>
- B. sp<sup>3</sup>
- C. sp<sup>2</sup>
- D. sp
|
| 10 |
-------------------- is Alcohol in the following |
- A. CH<sub>3</sub>.CH<sub>2</sub>.OH
- B. CH<sub>3</sub>.O.CH<sub>3</sub>
- C. CH<sub>3</sub>COOH
- D. CH<sub>3</sub>.CH<sub>2</sub>.SH
|
