Atomic NumberAtomic Number 8
Atomic Number 8 is belong to element of Oxygen.
Chemical symbol for Oxygen is O. Number of protons in Oxygen is 8. Atomic weight of Oxygen is 15.999 u or g/mol.
8O
Atomic Number 8 Element Properties
| Atomic Number (Z) | 8 |
|---|---|
| Atomic Symbol | O |
| Element Name | Oxygen |
| Group | 16 |
| Period | 2 |
| Atomic Weight | 15.999 u |
| Density | 0.001429 g/cm3 |
| Melting Point (K) | 54.36 K |
| Boiling Point (K) | 90.2 K |