| Period | Group | |
|---|---|---|
| ◀ 4 ▶ | ||
| 1 | ||
| 2 | ||
| 3 | ||
| 4 |
22
Ti
Titanium
[Ar] 4s2 3d2
|
|
| 5 |
40
Zr
Zirconium
[Kr] 5s2 4d2
|
|
| 6 |
72
Hf
Hafnium
[Xe] 6s2 4f14 5d2
|
|
| 7 |
104
Rf
Rutherfordium
[Rn] 7s2 5f14 6d2
|
Tip: Hover over an element to compare its electron configuration to that of the element below it.