Fololiini

Fololiini

Chemical element, lithophile element

Subclass of	diatomic nonmetal, nonmetal, halogens, p-block
Part of	perfluorinated compound, period 2, halogens
IPA transc­rip­tion	ˈflʊəriːn
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, 34.97081±0.00012 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
Crystal system	cubic crystal system
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
Atomic radius	50 picometre
Van der Waals radius	147 picometre
Covalent radius	57 picometre

Fluorine

Gakuweebwa Charles Muwanga !! Fuloliini (Fluorine):

• akabonero: F

• namba y'akaziba : 9

• kiva mu kya lulattini fluo (okukulukuta )