- 1(current)
Q. No.The element named after Lawrence Berkeley Laboratory is:
| 1. | Seaborgium | 2. | Lawrencium |
| 3. | Moscovium | 4. | Hafnium |
Subtopic: Â Modern Periodic Table & Periodicity |
 88%
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The group number that has non-metal, liquid as well as gas at room temperature, is -
| 1. | 15 | 2. | 14 |
| 3. | 18 | 4. | 17 |
Subtopic: Â Modern Periodic Table & Periodicity |
 55%
From NCERT
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Incorrect statement among the following is :
| 1. | The p-block has 6 columns because a maximum of 6 electrons can occupy all the orbitals in a p-shell. |
| 2. | The d-block has 8 columns because a maximum of 8 electrons can occupy all the orbitals in a d-subshell. |
| 3. | Each block contains a number of columns equal to the number of electrons that can occupy that subshell. |
| 4. | The s- block contains mainly reactive metals. |
Subtopic: Â Modern Periodic Table & Periodicity |
 82%
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- 1(current)
Q. No.
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