F
| Atomic Number: | | 9 | |
| Atomic Weight: | | 19 | |
| State at STP: | | gas | PreviousOxygen |
| Density: | | 1.7 g/cc | |
| Melting Point: | | -220 °C | Next Sodium |
| Boiling Point: | | -188 °C | |
| % of Earth's Crust: | | 0.03 | |
| Year Discovered: | | 1886 | |
| Electron Configuration: | | [He] 2s2 2p5 | |
| Ionization Energy: | | 17.42 (eV) | |
| Heat of Fusion: | | 0.26 kilojoules/mole | |
| Atomic Volume: | | 17.1 cubic centimeters/mole | |
| Specific Heat Capacity: | | 0.82 Joules/gram/degree Kelvin | |
| Radio Active: | | No | |
| Wikipedia Article: | | en.wikipedia.org/wiki/Fluorine | |
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