| 1 |
The strong heating of coal in the absence of air called. |
- A. Fractional Distilation
- B. Destructive Distiation
- C. Carbonization
- D. Catenation
|
| 2 |
Natural gas contains. |
- A. Methane
- B. Ethane
- C. Propane
- D. All
|
| 3 |
The ability of carbon atoms to form chains or ring called. |
- A. Hydrogenation
- B. Chlorination
- C. Cantenation
- D. Halogenation
|
| 4 |
Main component of natural gas is |
- A. Methane
- B. propane
- C. Butane
- D. Propene
|
| 5 |
Vital force theory was rejected by. |
- A. Jabir Bin Hayan
- B. Drawin
- C. Wohler
- D. Berzellius
|
| 6 |
Coal having 90% carbon contents is called. |
- A. Peat
- B. Lignite
- C. anthracite
- D. bituminous
|
| 7 |
Percentage of carbon in peat is. |
- A. 50%
- B. 60%
- C. 70%
- D. 80%
|
| 8 |
Who was prepared acetic acid in laboratory? |
- A. Berzelius
- B. Wohler
- C. Kolbe
- D. Dalton
|
| 9 |
Carbon content in coke is. |
- A. 80%
- B. 98%
- C. 70%
- D. 88%
|
| 10 |
Number of discovered element till today are. |
- A. 140
- B. 118
- C. 90
- D. 16
|
