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Ba
Barium
#56 · I-Alkali Earth Metal
| I-Mass | 137.33 u |
| Ubukhulu | 3.594 g/cm³ |
| Ukuncibilika | 1000.0 K |
| Ukubhoboza | 2170.0 K |
| Electronegativity | 0.89 |
| I-Ionization Energy | 502.9 kJ/mol |
| I-Atom Radius | 222.0 pm |
| I-block | s-block |
| Isifunda (RT) | Iqinile |
| Ukuhlela | [Xe] 6s2 |