MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The fourth period ends with the element ________ |
| A. | Helium |
| B. | Argon |
| C. | Neon |
| D. | Krypton |
| Answer» E. | |
| 2. |
Group I elements are called as ________ |
| A. | Alkali metals |
| B. | Noble gases |
| C. | Chalcogens |
| D. | Halogens |
| Answer» B. Noble gases | |
| 3. |
Write the correct electronic configuration of Neon. |
| A. | 1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup> |
| B. | 1s<sup>2</sup>2s<sup>2</sup> |
| C. | 1s<sup>2</sup>2p<sup>6</sup> |
| D. | 2s<sup>2</sup>2p<sup>6</sup> |
| Answer» B. 1s<sup>2</sup>2s<sup>2</sup> | |
| 4. |
The Lanthanoid series is the same as the Actinoid series. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
Which block elements are known as inner transition elements? |
| A. | s-block |
| B. | p-block |
| C. | d-block |
| D. | f-block |
| Answer» E. | |
| 6. |
3d transition series starts from _________ and ends with __________ |
| A. | Zinc, Scandium |
| B. | Scandium, Zinc |
| C. | Vanadium, Nickel |
| D. | Argon, Zinc |
| Answer» C. Vanadium, Nickel | |
| 7. |
What are the d-block elements called? |
| A. | Inner transition elements |
| B. | Alkali earth metals |
| C. | Transition elements |
| D. | Noble gases |
| Answer» D. Noble gases | |
| 8. |
How many electrons are there in the L-shell of Boron? |
| A. | 3 |
| B. | 2 |
| C. | 1 |
| D. | 4 |
| Answer» B. 2 | |
| 9. |
The location of any element in the periodic table is determined by the __________ of the filled last orbital. |
| A. | Spin quantum number |
| B. | Quantum numbers |
| C. | Azimuthal quantum number |
| D. | Magnetic quantum number |
| Answer» C. Azimuthal quantum number | |
| 10. |
The electrons distribution into the atomic orbitals is called as _________ |
| A. | Electronic order |
| B. | Electronic distribution |
| C. | Electronic filing |
| D. | Electronic configuration |
| Answer» E. | |