Helium vs Neon
Pumili ng hanggang 3 elemento at tingnan kung paano sila nagkakaiba.
| Katangian | Helium | Neon |
|---|---|---|
| Atomic number | 2 | 10 |
| Atomic mass | 4.0026 | 20.18 |
| Electronegativity | — | — |
| Melting point | 0.95 K (-272.2 °C) | 24.56 K (-248.6 °C) |
| Boiling point | 4.22 K (-268.9 °C) | 27.07 K (-246.1 °C) |
| Density | 0.179 g/L | 0.9 g/L |
| Atomic radius | 140 pm | 154 pm |
| Ionization energy | 24.587 eV | 21.565 eV |
| Natuklasan | 1868 | 1898 |
| Kategorya | Noble gas | Noble gas |
| Estado sa temp. ng silid | Gas | Gas |
| Block | s | p |
| Grupo | 18 | 18 |
| Peryodo | 1 | 2 |
| Valence electron | 2 | 8 |
| Karaniwang karga | 0 | 0 |
| Electron configuration | 1s2 | [He] 2s2 2p6 |