| 1 |
Main component of natural gas is |
- A. Methane
- B. propane
- C. Butane
- D. Propene
|
| 2 |
Natural gas is 85% methane, It is used to make the follwing except. |
- A. Carbon black
- B. Ethane
- C. Propane
- D. Both b and c
|
| 3 |
Which one contains triple covalent bond? |
- A. Pentane
- B. Ethylene
- C. Acetylene
- D. All
|
| 4 |
Which one is heterocyclic compound? |
- A. Benzene
- B. Cyclobutane
- C. Thiophene
- D. Nephthalene
|
| 5 |
The ability of carbon atoms to form chains is called. |
- A. Isomerism
- B. Catenation
- C. Resonance
- D. Condensation
|
| 6 |
Open chain compounds are also called: |
- A. aliphatic compounds
- B. alicyclic compounds
- C. aromatic compounds
- D. hydrocarbons
|
| 7 |
The % age of carbon is coal is |
- A. 40-60
- B. 50-70
- C. 40-80
- D. 40-90
|
| 8 |
Silicon occurs in the form of |
- A. Silica
- B. Silicates
- C. both a and b
- D. None of these
|
| 9 |
General formula of Alkane is. |
- A. C<sub>10</sub>H<sub>2n-2</sub>
- B. C<sub>6</sub>H<sub>26</sub>
- C. C<sub>11</sub>H<sub>2n-2</sub>
- D. C<sub>n</sub>H<sub>2n-2</sub>
|
| 10 |
Carbon content in coke is. |
- A. 80%
- B. 98%
- C. 70%
- D. 88%
|