MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Industry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the main raw material in the manufacture of polyurethane? |
| A. | Polyol |
| B. | Glycol |
| C. | Glycerol |
| D. | Glycerine |
| Answer» B. Glycol | |
| 2. |
Epoxy polymers are manufactured by batch processing technique. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Epichlorohydrin reins exhibit extreme versatility. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
How is epichlorohydrin condensed with other hydroxyl groups? |
| A. | Resorcinol |
| B. | Alcohol |
| C. | Phenolphthalein |
| D. | PVC |
| Answer» B. Alcohol | |
| 5. |
What is epoxidation? |
| A. | Addition of nitrogen atom across a C=C |
| B. | Addition of sulphur atom across a C=C |
| C. | Addition of oxygen atom across a C=C |
| D. | Addition of oxygen atom across a C-C |
| Answer» D. Addition of oxygen atom across a C-C | |
| 6. |
How can we control the resin characteristics? |
| A. | Basic solution catalyst |
| B. | Acid solution catalyst |
| C. | Solid catalyst |
| D. | Adding acid |
| Answer» C. Solid catalyst | |
| 7. |
Which polymer is considered cheap effective and has excellent physical and electrical properties? |
| A. | Phenolics |
| B. | Epoxy resin |
| C. | Polystyrene |
| D. | PVC |
| Answer» B. Epoxy resin | |