MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which group does the name ‘pnictogens’ refer to? |
| A. | Group 11 |
| B. | Group 13 |
| C. | Group 15 |
| D. | Group 14 |
| Answer» D. Group 14 | |
| 2. |
What is the name of the natural process that is responsible for replenishing N2 back in the atmosphere from NO3–? |
| A. | Nitrification |
| B. | Nitrogen fixation |
| C. | De-nitrification |
| D. | Nitrate fixation |
| Answer» D. Nitrate fixation | |
| 3. |
Nitrogen atom is represented at 147N. How many electrons does it need to attain the noble gas configuration? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |