| 1 |
Which one contains double covalent bound? |
- A. Pentane
- B. Ethylene
- C. Acetylene
- D. All
|
| 2 |
The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as. |
- A. Organic chemistry
- B. Inorganic chemistry
- C. Biochemistry
- D. Nuclear chemistry
|
| 3 |
Main component of natural gas is |
- A. Methane
- B. propane
- C. Butane
- D. Propene
|
| 4 |
The black residue of the coal tar is called: |
- A. peat
- B. lignite
- C. pitch
- D. matte
|
| 5 |
The coal in which the percentage of carbon is 60% |
- A. Peat
- B. Lignite
- C. Bituminous
- D. Anthracit
|
| 6 |
Coal is the mixture of |
- A. Hydrogen
- B. Methane
- C. Carbon monoxide
- D. All
|
| 7 |
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
|
| 8 |
General formula of Alkyl radical is.. |
- A. C<sub>6</sub>H<sub>2n-2</sub>
- B. C<sub>n</sub>H<sub>2n+2</sub>
- C. C<sub>11</sub>H<sub>2n-1</sub>
- D. C<sub>n</sub>H<sub>2n-2</sub>
|
| 9 |
Which one of the following compounds is an aldehyde? |
- A. CH<sub>3</sub>-CH<sub>2</sub>-OH
- B. CH<sub>3</sub>-COOH
- C. CH<sub>3</sub>CHO
- D. CH<sub>3</sub>COCH<sub>3</sub>
|
| 10 |
What one of the following does not contain protein? |
- A. Pulses
- B. Potatoes
- C. Beans
- D. Eggs
|