- 1(current)
Q. No.The incorrect match among the following options is:
| 1. |
\([Ar]3d^54s^1 \rightarrow 4^{th} \text {period}, 6^{th} \text {group}\) |
| 2. | \([Kr]4d^{10} \rightarrow 5^{th} \text {period}, 12^{th} \text {group}\) |
| 3. | \([Rn]6d^2 7s^2\rightarrow 7^{th} \text {period}, 3^{rd} \text {group}\) |
| 4. | \([Xe]4f^{14} 5d^26s^2 \rightarrow 6^{th} \text {period}, 4^{th} \text {group}\) |
Subtopic: Â Electronic Configuration |
 52%
Level 3: 35%-60%
Hints
The element having electronic configuration [Kr]4d104f14, 5s25p6, 6s2 belongs to:
1. s-block
2. p-block
3. d-block
4. f-block
Subtopic: Â Electronic Configuration |
Level 3: 35%-60%
Hints
| The correct electronic configuration of an element that is just above the 4th period and belongs to the 16th group: |
1. 4s23d104p4
2. 2s22p4
3. 3s23p4
4. 5s25d104p4
Subtopic: Â Electronic Configuration |
 64%
Level 2: 60%+
JEE
Please attempt this question first.
Hints
Please attempt this question first.
- 1(current)
Q. No.
© 2025 GoodEd Technologies Pvt. Ltd.