MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is not poisonous? |
| A. | H2O |
| B. | H2S |
| C. | H2Se |
| D. | H2Te |
| Answer» B. H2S | |
| 2. |
What is the correct order of reactivity of group 16 elements? |
| A. | O > Se > S > Te > Po |
| B. | S > O > Te > Po > Se |
| C. | S > O > Se > Te > Po |
| D. | O > S > Se > Te > Po |
| Answer» E. | |
| 3. |
Which of the following is a photosensitive element? |
| A. | S |
| B. | Se |
| C. | O |
| D. | Po |
| Answer» C. O | |
| 4. |
What is the most reactive element of group 16? |
| A. | Oxygen |
| B. | Sulphur |
| C. | Tellurium |
| D. | Selenium |
| Answer» B. Sulphur | |
| 5. |
Which group 16 element has 8 allotropic forms? |
| A. | Sulphur |
| B. | Oxygen |
| C. | Selenium |
| D. | Polonium |
| Answer» D. Polonium | |
| 6. |
Which group 16 element has the highest tendency for catenation? |
| A. | Oxygen |
| B. | Sulphur |
| C. | Selenium |
| D. | Polonium |
| Answer» C. Selenium | |
| 7. |
Which of the following does not exist as an octatomic solid? |
| A. | Sulphur |
| B. | Tellurium |
| C. | Selenium |
| D. | Oxygen |
| Answer» E. | |
| 8. |
Which of the following is radioactive in nature? |
| A. | Oxygen |
| B. | Sulphur |
| C. | Tellurium |
| D. | Polonium |
| Answer» E. | |
| 9. |
Which group 16 element is the most electronegative? |
| A. | Sulphur |
| B. | Polonium |
| C. | Oxygen |
| D. | Selenium |
| Answer» D. Selenium | |
| 10. |
Which of the following statements regarding group 16 elements is not true? |
| A. | The electronic configuration of Oxygen is [He]2s22p4 |
| B. | The electronic configuration of Sulphur is [Ne]3s23p4 |
| C. | The atomic radii of the elements of group 16 are larger than those of the corresponding elements of group 15 |
| D. | The electronic configuration of Tellurium is [Kr]4d105s25p4 |
| Answer» D. The electronic configuration of Tellurium is [Kr]4d105s25p4 | |
| 11. |
What is the general outer electronic configuration of the Oxygen family? |
| A. | ns2np4 |
| B. | ns2np3 |
| C. | ns2np5 |
| D. | ns2np2 |
| Answer» B. ns2np3 | |
| 12. |
Ozone is an allotrope of Oxygen. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
Which is the most abundant group 16 element? |
| A. | Oxygen |
| B. | Sulphur |
| C. | Selenium |
| D. | Tellurium |
| Answer» B. Sulphur | |
| 14. |
Which of the following elements does not belong to group 16 of the periodic table? |
| A. | Oxygen |
| B. | Phosphorus |
| C. | Sulphur |
| D. | Selenium |
| Answer» C. Sulphur | |
| 15. |
Group 16 elements are also called Chalcogens. |
| A. | True |
| B. | False |
| Answer» B. False | |