Waterstof |
| Simbool | H |
|---|---|
| Latynse naam | Hydrogenium |
| Atoomgetal | 1 |
| Periode | 1 |
| Element kategorie | Nie-metale |
| Relatieve atomiese massa | 1.00794 |
| Groep | I.A |
| Electronegativiteit | 2.1 |
| Oksidering nommers | -1, 1 |
| Elektronkonfigurasie | 1s1 |
| Digtheid [g/cm3] | 0.00008988 |
| Staat | Gas |
| Smeltpunt [°C] | -259.34 |
| Kookpunt [°C] | -252.87 |
| Kritiese Punt [°C] | -240.18 |
| Kritiese druk [MPa] | 1.293 |
| Atoomradius [pm] | 53 |
| Covalent radius [pm] | 37 |
| Termiese geleidingsvermoë [W m-1K-1] | 0.1815 |
| Hitte kapasiteit [J K-1g-1] | 14.304 |
| Ontdekking | 1766 |
| Stabiele isotope | 2 |
| Onstabiele isotope | 1 |