| 1 |
The end product of oxidation of acetylene is . |
- A. Oxalic acid
- B. Glyoxal
- C. Glycol
- D. None of these
|
| 2 |
Marsh gas is mostly : |
- A. ethane
- B. methane
- C. butane
- D. propane
|
| 3 |
Ethylene glycol can be prepared with the reaction of KMnO<sub>4</sub> and _____ |
- A. CH = CH
- B. CH<sub>3</sub> - CH<sub>3</sub>
- C. CH<sub>3</sub>CH<sub>2</sub>CH<sub>3</sub>
- D. CH<sub>2</sub>= CH<sub>3</sub>
|
| 4 |
General formula of alkynes is: |
- A. C<sub>n</sub>H<sub>n</sub>
- B. C<sub>n</sub>H<sub>2n</sub>
- C. C<sub>n</sub>H<sub>2n+2</sub>
- D. C<sub>n</sub>H<sub>2n-2</sub>
|
| 5 |
Hydrogenation of alkenes and alkynes takes place at room temperature in the presence of. |
- A. Ni
- B. Pt
- C. Pd
- D. Both a and b
|
| 6 |
Which gas creates suffocation and causes death? |
- A. CO
- B. CO<sub>2</sub>
- C. SO<sub>3</sub>
- D. SO<sub>2</sub>
|
| 7 |
____________ use for ripening of fruits. |
- A. Ethene
- B. Ethane
- C. Ethyne
- D. Propane
|
| 8 |
How many percent of natural gas is consisted of methane. |
- A. 60%
- B. 70%
- C. 80%
- D. 85%
|
| 9 |
By which process alkenes are prepared from alcohols: |
- A. Dehelogenation
- B. Dehydrogenation
- C. Dehydration
- D. Dehydro-halogenation
|
| 10 |
Which is simplest alkane? |
- A. CH<sub>4</sub>
- B. C<sub>2</sub>H<sub>8</sub>
- C. C<sub>2</sub>H<sub>2</sub>
- D. C<sub>2</sub>H<sub>4</sub>
|