Oxygen
| Oxygen | |
|---|---|
| O | |
| In situ availability: | abundant |
| Necessity: | critical |
| Atomic number: | 8 |
| Atomic mass: | 15.9994 |
| group: | 16 |
| period: | 2 |
| normal phase: | Gas |
| series: | Non-metals |
| density: | 1.429 g/L |
| melting point: | 54.36K, -218.79°C, -361.82°F |
| boiling point: | 0.20K, -182.95°C, -297.31°F |
| N/A ← N/A → N/A | |
| N ← O → F | |
| P ← S → Cl | |
| Atomic radius (pm): | 60 |
| Bohr radius (pm): | 48 |
| Covalent radius (pm): | 73 |
| Van der Waals radius (pm): | 152 |
| ionic radius (pm): | (-2) 140 |
| 1st ion potential (eV): | 13.62 |
| Electron Configuration | |
| 1s2 2s2 2p4 | |
| Electrons Per Shell | |
| 2, 6 | |
| Electronegativity: | 3.44 |
| Electron Affinity: | 1.46 |
| Oxidation states: | -2 |
| Magnetism: | Paramagnetic |
| Crystal structure: | Cubic |
Oxygen is a Non-metal in group 16.
It has a Cubic crystalline structure.
This element has 3 stable isotopes: 16, 17, and 18.
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