| 1 |
Formula of Decane is. |
- A. C<sub>10</sub>H<sub>20</sub>
- B. C<sub>10 </sub>H<sub>22</sub>
- C. C<sub>10</sub> H<sub>4</sub>
- D. C<sub>10</sub>H<sub>16</sub>
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| 2 |
The % age of carbon is bituminous is |
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| 3 |
The general formula of alkane is |
- A. C<sub>n</sub>H<sub>2n+2</sub>
- B. C<sub>n</sub>H<sub>2n-2</sub>
- C. C<sub>n</sub>H<sub>2n</sub>
- D. C<sub>n</sub>H<sub>2n+1</sub>
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| 4 |
Coal tar contains compounds |
- A. Benzene
- B. Phenol
- C. Toluene
- D. All
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| 5 |
Open chain compounds are also called: |
- A. aliphatic compounds
- B. alicyclic compounds
- C. aromatic compounds
- D. hydrocarbons
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| 6 |
General formula of alkyl radical is |
- A. C<sub>n</sub>H<sub>2n+2</sub>
- B. C<sub>n</sub>H<sub>2n-</sub><span style="vertical-align: sub;">2</span>
- C. C<sub>n</sub>H<sub>2n+1</sub>
- D. C<sub>n</sub>H<sub>2n</sub>
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| 7 |
Vital force theory was rejected by. |
- A. Jabir Bin Hayan
- B. Drawin
- C. Wohler
- D. Berzellius
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| 8 |
The carbon contents in lignite is. |
- A. 80%
- B. 50%
- C. 60%
- D. 70%
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| 9 |
Identify which one of the following compounds is a ketron? |
- A. (CH<sub>3</sub>)<sub>2</sub> CHOH
- B. (CH<sub>3</sub>)<sub>2</sub>CHCl
- C. (CH<sub>3</sub>)<sub>2</sub>CO
- D. (CH<sub>3</sub>)<sub>2</sub>CHCl
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| 10 |
Formula of acetaldehyde is: |
|