Compare chemical elements
All chemical elements
|
Beryllium
✕
|
| Symbol |
Be |
| Atomic number |
4 |
| Chemical property |
Alkaline earth metal |
| Origin o the name |
beryl, a mineral |
| Group |
2 |
| Period |
2 |
| Atomic weight (u) |
9.012183 |
| Atomic weight uncertainty (u) |
0.000001 |
| Density (g/cm³) |
1.85 |
| Melting point (K) |
1560 |
| Boiling point (K) |
2742 |
| Heat capacity (J/(g·K)) |
1.825 |
| Electro-negativity |
1.57 |
| Abundance in earth's crust (mg/kg) |
2.8 |