MCQOPTIONS
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MCQOPTIONS
This section includes 3 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 are the steps involved in purifying copper? (In order of precedence) |
| A. | Smelting-Roasting-Converting |
| B. | Smelting-Converting-Roasting |
| C. | Converting-Roasting-Smelting |
| D. | Roasting-Smelting-Converting |
| E. | Smelting-Roasting-Convertingb) Smelting-Converting-Roastingc) Converting-Roasting-Smeltingd) Roasting-Smelting-Converting |
| Answer» E. Smelting-Roasting-Convertingb) Smelting-Converting-Roastingc) Converting-Roasting-Smeltingd) Roasting-Smelting-Converting | |
| 2. |
Which method is used to extract copper from sulphide ores? |
| A. | Froth floatation |
| B. | Leaching |
| C. | Screening |
| D. | Mechanical agitation |
| Answer» B. Leaching | |
| 3. |
Which among the following is an ore of copper? |
| A. | Hematite |
| B. | Magnetite |
| C. | Chalcopyrite |
| D. | Siderite |
| Answer» D. Siderite | |