2.2: The Physical Properties of Hydrogen
- Page ID
- 212617
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Chemical Symbol | H |
Atomic number | 1 |
Electron configuration | 1s1 |
Atomic weight | 1.00794 |
Melting point | -259 ◦C |
Boiling point | -253 ◦C |
Density (gas) | 0.090 g/L |
Density (liquid) | 0.70g/L |
Ionization potential |
13.598 eV |
Pauling electronegativity | 2.1 |
Ionic radius (H-) | 1.54 Å |
van der Waal radius | 1.2 Å |
Explosive limit | 4 - 75% |
Ignition temperature | 585 ◦C |