MCQOPTIONS
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MCQOPTIONS
This section includes 5 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. |
Calculate the formal charge of the middle atom in the ozone molecule. |
| A. | 1 |
| B. | -1 |
| C. | 0 |
| D. | -2 |
| Answer» B. -1 | |
| 2. |
Which of the following doesn’t follow octet rule? |
| A. | CH4 |
| B. | CCl4 |
| C. | HCl |
| D. | NO2 |
| Answer» E. | |
| 3. |
Calculate the formal charge of C in CH4. |
| A. | 4 |
| B. | 1 |
| C. | -4 |
| D. | 0 |
| Answer» E. | |
| 4. |
Which of the following molecule doesn’t involve covalent bond? |
| A. | H2O |
| B. | CCl4 |
| C. | NaCl |
| D. | O2 |
| Answer» D. O2 | |
| 5. |
What’s the group valance of atoms in the halogen family? |
| A. | 2 |
| B. | 1 |
| C. | 9 |
| D. | 7 |
| Answer» C. 9 | |