Fololiini
Fololiini
| Subclass of | diatomic nonmetal, nonmetal, halogens  | |
|---|---|---|
| Part of | perfluorinated compound, period 2, halogens | |
| Named after | hydrofluoric acid | |
| Associated hazard | fluorine exposure | |
| Followed by | • Ne | |
| Has effect | fluorine exposure | |
| Discoverer or inventor | Henri Moissan, André-Marie Ampère | |
| Time of discovery or invention | 1810 | |
| Location of discovery | Bufalansa | |
| Element symbol | F | |
| Chemical formula | F | |
| Atomic number | 9 | |
| Electron configuration | 1s² 2s² 2p⁵, [He] 2s² 2p⁵ | |
| Electronegativity | 3.98 | |
| Ionic radius | 1.33 Å, 0.08 Å | |
| Ionization energy | 15.7±0.1 electronvolt | |
| Oxidation state | −1 | |
| Thermal conductivity | 0.0279 watt per metre kelvin | |
| Standard enthalpy of formation | 79.38 kilojoule per mole | |
| Standard molar entropy | 158.751 joule per mole kelvin | |
| Melting point | −363±1 ℉ | |
| Boiling point | −307±1 ℉ | |
| Vapor pressure | 1±1 standard atmosphere | |
| NIOSH Pocket Guide ID | 0289 | |
| Time-weighted average exposure limit | 0.2±0.1 milligram per cubic metre | |
| IDLH | 38.75±0.01 milligram per cubic metre | |
| Mass | 18.998403162±0.000000005 dalton | |
| Has characteristic | diamagnetism | |
Gakuweebwa Charles Muwanga !! Fuloliini (Fluorine):
• akabonero: F
• namba y'akaziba : 9
• kiva mu kya lulattini fluo (okukulukuta )