MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Who discovered electroplating? |
| A. | Luigi Brugnatelli |
| B. | Thomas Kennedy |
| C. | Johansen Mathews |
| D. | Mariana Simsons |
| Answer» B. Thomas Kennedy | |
| 2. |
What is the life span of a general metal electrolyte? |
| A. | 1 hour |
| B. | 2 hours |
| C. | 3 hours |
| D. | 5 hours |
| Answer» D. 5 hours | |
| 3. |
Identify the strong electrolytes from the following. |
| A. | NaCl, CaCl |
| B. | Acetic acid, CaCl |
| C. | CaCl, citric acid |
| D. | Chromate |
| Answer» B. Acetic acid, CaCl | |
| 4. |
Identify the type of electrolyte: NaCl, acetic acid. |
| A. | Strong, Weak |
| B. | Weak, Strong |
| C. | Strong, Strong |
| D. | Weak, Weak |
| Answer» B. Weak, Strong | |
| 5. |
Identify the anode mud in the separation of gold from its ore. |
| A. | Copper |
| B. | Zinc |
| C. | Silver |
| D. | Silver and Zinc |
| Answer» E. | |
| 6. |
Can a non-metal be used as an electrolyte? |
| A. | No because they form immiscibility with the main material |
| B. | Yes because they have high discharge capacity |
| C. | No because they are poor conductors of electricity |
| D. | Yes because they have retentivity |
| Answer» D. Yes because they have retentivity | |
| 7. |
How can anode mud be removed? |
| A. | Filtration |
| B. | Distillation |
| C. | Sublimation |
| D. | Decomposition |
| Answer» B. Distillation | |
| 8. |
Identify the electrolyte in chromium deposition. |
| A. | Potassium chromate solution |
| B. | Red chromate |
| C. | Chromium sulphide |
| D. | Yellow chromate |
| Answer» B. Red chromate | |
| 9. |
Identify the electrolyte in sodium arsenide plating. |
| A. | Arsenide solution |
| B. | Arsenide salt solution |
| C. | Arsenide metal |
| D. | Salt solution |
| Answer» C. Arsenide metal | |