| 1 |
Which one the following a dihydric alcohol |
- A. Ethanol
- B. Cyclo hexanol
- C. Glycerol
- D. Glycol
|
| 2 |
In t-butyl alcohol, the tertiary carbon is bonded |
- A. Three hydrogen atoms
- B. Two hydrogen atoms
- C. One hydrogen atom
- D. No hydrogen atom
|
| 3 |
Absolute alcohol can be obtained from rectified spirit by |
- A. By adding sodium metal
- B. By extraction
- C. By predistillation in the presence of CaO
- D. Not possible because of azeotropic mixture
|
| 4 |
Which compound is called universal solvent |
- A. CH<sub>3</sub>OH
- B. C<sub>2</sub>H<sub>5</sub>OH
- C. CH<sub>3</sub>O CH<sub>3</sub>
- D. H<sub>2</sub>O
|
| 5 |
Phenol is also known as |
- A. Citric acid
- B. Carbonic acid
- C. Carbolic acid
- D. Maleic acid
|
| 6 |
The conversion of ethanol to ethene is an example of. |
- A. Dehydration
- B. Hydration
- C. Hydrogenation
- D. Fermentation
|
| 7 |
Which enzyme is not involved in fermentation of starch. |
- A. Diastase
- B. Zymase
- C. Urease
- D. Invertase
|
| 8 |
Which substance is used for denaturing of ethanol |
- A. Methanol
- B. <div>Acetone</div>
- C. Pyridine
- D. All
|
| 9 |
Which substance is used to convert ethanol to ethyl chloride |
- A. SOCl2
- B. PCl3
- C. PCl5
- D. All of these
|
| 10 |
Phenol after reduction with hydrogen changes to |
- A. Picric acid
- B. Benzene
- C. Cyclohexane
- D. Cyclohexanol
|