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Se
Selenium
#34 · Reactive Nonmetal
| Kuwala | 78.971 u |
| Kuwala | 4.809 g/cm³ |
| Kusungunuka | 494.0 K |
| Kutentha | 958.0 K |
| Electronegativity | 2.55 |
| Kuwala | 941.0 kJ/mol |
| Atomic radius | 103.0 pm |
| Kuletsa | p-block |
| State (RT) | M'gululi |
| Kusintha | [Ar] 3d10 4s2 4p4 |