| 1 |
Condensed formula of ethane is |
- A. C<sub>3</sub>Cl<sub>8</sub>
- B. C<sub>2</sub>Cl<sub>6</sub>
- C. H<sub>3</sub>CCH<sub>3</sub>
- D. None of these
|
| 2 |
Which one of these is used as anaesthesia? |
- A. carbon black
- B. Mehtane
- C. Ethane
- D. Chloroform
|
| 3 |
Which hydrocarbon molecule would have no effect on the aqueous solution of bromine? |
- A. CH<sub>4</sub>
- B. C<sub>10</sub>H<sub>20</sub>
- C. C<sub>2</sub>H<sub>4</sub>
- D. C<sub>2</sub>H<sub>2</sub>
|
| 4 |
Dehydrohalogenation of vicinal-dihalides take place in the presence of. |
- A. NaOH
- B. KOH
- C. NaCl
- D. None of these
|
| 5 |
Which one of these hydrocarbon molecules would have no effect on an aqueous solution of bromine? |
- A. CH<sub>4</sub>
- B. C<sub>10</sub>H<sub>20</sub>
- C. C<sub>2</sub>H<sub>4</sub>
- D. C<sub>2</sub>H<sub>2</sub>
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| 6 |
Dehydrohalogenation take place in the presence of. |
- A. Aqueous NaOH
- B. Alcoholic KOH
- C. Aqueous KOH
- D. Alcoholic NaOH
|
| 7 |
Oxidation of ethene with KMnO<sub>4</sub>produces. |
- A. oxalic acid
- B. glyoxal
- C. ethene glycol
- D. Propene glycol
|
| 8 |
Which of the following gas is used in warfare? |
- A. Methane
- B. Ethane gas
- C. Mustard gas
- D. None of these
|
| 9 |
The general formula of alkynes is |
- A. C<sub>n </sub>H<sub>2n</sub>
- B. C<sub>n </sub>H<sub>2n+2</sub>
- C. C<sub>n </sub>H<sub>2n-2</sub>
- D. C<sub>n</sub> H<sub>2n+1</sub>
|
| 10 |
Olefins is a Latin word meaning: |
- A. inert
- B. less reactive
- C. oil forming
- D. most reactive
|