MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the by product produced in the manufacture of isopropyl alcohol by indirect hydration of propylene? |
| A. | Isopropanolb) Isopropyl etherc) Acetic acid |
| B. | Isopropyl ether |
| C. | Acetic acidb) Fumaric acid |
| Answer» C. Acetic acidb) Fumaric acid | |
| 2. |
Acetone can be prepared from isopropanol. True or false. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
How do we remove the presence of acidic impurities in the manufacture of isopropanol? |
| A. | Wash water |
| B. | Caustic wash |
| C. | Sulphuric acid |
| D. | Phosphoric acid |
| Answer» C. Sulphuric acid | |
| 4. |
Which compound is used to decrease the temperature in the absorber during the manufacture of isopropanol by hydration of propylene? |
| A. | Refrigerated brine |
| B. | Cold water |
| C. | Sulphuric acid |
| D. | Nitric acid |
| Answer» B. Cold water | |
| 5. |
How is industrial isopropanol manufactured? |
| A. | Hydration of propylene |
| B. | Fermentation of molasses |
| C. | Contact process |
| D. | Linde’s process |
| Answer» B. Fermentation of molasses | |