Thola izingxenye
Khetha kuze kube yizinto ezi-4 ukuze ulinganise izakhiwo zabo ngakwesokudla.
Se
Selenium
#34 · I-Reactive Nonmetal
| I-Mass | 78.971 u |
| Ubukhulu | 4.809 g/cm³ |
| Ukuncibilika | 494.0 K |
| Ukubhoboza | 958.0 K |
| Electronegativity | 2.55 |
| I-Ionization Energy | 941.0 kJ/mol |
| I-Atom Radius | 103.0 pm |
| I-block | p-block |
| Isifunda (RT) | Iqinile |
| Ukuhlela | [Ar] 3d10 4s2 4p4 |