| 1 |
Chloroform is used for |
- A. Anesthesia
- B. Fever
- C. Link
- D. Toys
|
| 2 |
Dehydrohalogenation take place in the presence of. |
- A. Aqueous NaOH
- B. Alcoholic KOH
- C. Aqueous KOH
- D. Alcoholic NaOH
|
| 3 |
Halogenation of methane on the presence of diffused sunlight takes place. |
- A. Only in one step
- B. Slowly in one step
- C. Freshly in two steps
- D. In a series of four steps
|
| 4 |
Oxidation of alkenes produce. |
- A. Glyoxal
- B. Glycol
- C. Oxalic acid
- D. Formic acid
|
| 5 |
Alkanes are least reactive compounds because they are. |
- A. Saturated hydrocarbons.
- B. Unsaturated hydrocarbons.
- C. Both a and b
- D. None of the above.
|
| 6 |
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>
|
| 7 |
Amont the followign substitution reaction is characteristics of. |
- A. Alkanes
- B. Alkenes
- C. Alkynes
- D. None of these
|
| 8 |
Hydrogenation of vegetable oil to convert it into banaspatic ghee is carried out in the presence of catalyst: |
- A. Ni-metal
- B. Zn-metal
- C. Na - Metal
- D. Fe2O3
|
| 9 |
Which gas in produced during ripening of bnabanas. |
- A. Methane
- B. Ethene
- C. Acetylene
- D. Carbon dioxide
|
| 10 |
Ethylene is present is natural gas sometimes to the extent of . |
- A. 10%
- B. 20%
- C. 30%
- D. 40%
|