Fluorine Element in Periodic Table | Atomic Number Atomic Mass

Fluorine

Fluorine Element:

Fluorine is a chemical element and it is a member of group 17 and period 2 in the periodic table. Atomic number of Fluorine is 9 and it is indicated by the symbol is F. Fluorine belongs to halogen family. Chlorine, Bromine, Iodine and Astatine are the other elements in the halogen family. It  is the lightest element in the halogen family.  F is the most active chemical element. It reacts with virtually every element. Flourine reacts with the noble gases at high temperatures and pressures. Flourine-19 is the natural occurring isotope of fluorine.

Uses of Fluorine Element:

  • Flourine is used to make compounds of fluorine.
  • Fluoride compounds used in toothpastes
  • It is also used in many flurochemicals including solvents and high temperature plastics.

Fluorine

Fluorine Element Information:

Discovery year: 1810

Discovered by: André-Marie Ampère

Atomic number: 9

Relative atomic mass: 18.998

Electron configuration: [He] 2s2 2p5

Block: p-block

Other elements in the same block:

Boron, Carbon, Nitrogen, Oxygen, Neon, Aluminium, Silicon, Phosphorus, Sulfur, Chlorine, Argon, Gallium, Germanium, Arsenic, Selenium, Bromine, Krypton, Indium, Tin, Antimony, Tellurium, Iodine, Xenon, Thallium, Lead, Bismuth, Polonium, Astatine, Radon, Nihonium, Flerovium, Moscovium, Livermorium, Tennessine and Oganesson are the same block elements.

Period: period 2

Other elements in the same period:

Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen  and  Neon elements are in the same period

Group: group 17 (halogens)

Other elements in the same group:

Chlorine, Bromine, Iodine, Astatine and Tennessine are the same group elements.

Other elements in the same orbital:

Boron, Carbon, Nitrogen, Oxygen, Neon are the elements in the same orbital

Allotropes: alpha, beta

Key isotopes: 19

Melting point: −219.67°C, −363.41°F, 53.48 K

Boiling point: −188.11°C, −306.6°F, 85.04 K

Element category: diatomic non-metal

Density (g cm−3): 0.001553

CAS number: 7782-41-4

Color:

Gas: very pale yellow

Liquid: bright yellow

Solid: alpha is opaque, beta is transparent

You can know detailed information for each element,

Hydrogen, HeliumLithiumBerylliumBoronCarbonNitrogenOxygenFluorine,  Neon , SodiumMagnesiumAluminiumSiliconPhosphorusSulfurChlorineArgon, PotassiumCalciumScandiumTitaniumVanadiumChromiumManganeseIronCobaltNickelCopperZincGalliumGermaniumArsenicSeleniumBromine, Krypton,  Rubidium, StrontiumYttriumZirconiumNiobiumMolybdenumTechnetiumRutheniumRhodiumPalladiumSilverCadmiumIndiumTinAntimonyTelluriumIodine, Xenon,  Caesium, BariumLanthanum,  CeriumPraseodymiumNeodymiumPromethiumSamariumEuropiumGadoliniumTerbiumDysprosiumHolmiumErbiumThuliumYtterbiumLutetiumHafniumTantalumTungstenRheniumOsmiumIridiumPlatinumGoldMercuryThalliumLeadBismuthPoloniumAstatine, Radon,  Francium, RadiumActiniumThoriumProtactiniumUraniumNeptuniumPlutoniumAmericiumCuriumBerkeliumCaliforniumEinsteiniumFermiumMendeleviumNobeliumLawrenciumRutherfordiumDubniumSeaborgiumBohriumHassiumMeitneriumDarmstadtiumRoentgeniumCoperniciumNihoniumFleroviumMoscoviumLivermoriumTennessine, Oganesson.

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