| 1 |
Dehydrohalogenation take place in the presence of. |
- A. Aqueous NaOH
- B. Alcoholic KOH
- C. Aqueous KOH
- D. Alcoholic NaOH
|
| 2 |
Chloroform is used for |
- A. Anesthesia
- B. Fever
- C. Link
- D. Toys
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| 3 |
The process which convert vegetable oil into banaspati ghee called. |
- A. Hydrogenation
- B. Halogenation
- C. a and b
- D. None of these
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| 4 |
Substitution reaction is the characteristics of. |
- A. Alkanes
- B. Alkenes
- C. Alkynes
- D. None of these
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| 5 |
General formula of alkenes. |
- A. C<sub>n</sub> H<sub>2n-2</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-1</sub>
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| 6 |
Some orchids attracts bees for pollination by producing. |
- A. alkanes
- B. almenes
- C. alkynes
- D. all the above.
|
| 7 |
A hydrocarbon has molecular formula C<sub>8</sub>H<sub>14</sub>. What is the molecular formula of the next number of the same homologous series. |
- A. C<sub>9</sub>H<sub>18</sub>
- B. C<sub>9</sub>H<sub>16</sub>
- C. C<sub>9</sub>H<sub>20</sub>
- D. C<sub>9</sub>H<sub>12</sub>
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| 8 |
Alkanes do not react in |
- A. Diffused sunlight
- B. Dark
- C. Bright sunlight
- D. None of these
|
| 9 |
____________ use for ripening of fruits. |
- A. Ethene
- B. Ethane
- C. Ethyne
- D. Propane
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| 10 |
Dehydration means removal of. |
- A. Water
- B. Halogen
- C. Hydrogen
- D. All above.
|