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Fluorine Element in Periodic Table | Atomic Number Atomic Mass
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 Element Information:
Discovery year: 1810
Discovered by: André-Marie Ampère
Atomic number: 9
Relative atomic mass: 18.998
Electron configuration: [He] 2s2 2p5
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:
Group: group 17 (halogens)
Other elements in the same group:
Other elements in the same orbital:
Allotropes: alpha, beta
Key isotopes: 19F
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
Gas: very pale yellow
Liquid: bright yellow
Solid: alpha is opaque, beta is transparent
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Hydrogen, Helium, LithiumBeryllium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon , Sodium, Magnesium, Aluminium, Silicon, Phosphorus, Sulfur, Chlorine, Argon, Potassium, Calcium, Scandium, Titanium, Vanadium, Chromium, Manganese, Iron, Cobalt, Nickel, Copper, Zinc, Gallium, Germanium, Arsenic, Selenium, Bromine, Krypton, Rubidium, Strontium, Yttrium, Zirconium, Niobium, Molybdenum, Technetium, Ruthenium, Rhodium, Palladium, Silver, Cadmium, Indium, Tin, Antimony, Tellurium, Iodine, Xenon, Caesium, Barium, Lanthanum, Cerium, Praseodymium, Neodymium, Promethium, Samarium, Europium, Gadolinium, Terbium, Dysprosium, Holmium, Erbium, Thulium, Ytterbium, Lutetium, Hafnium, Tantalum, Tungsten, Rhenium, Osmium, Iridium, Platinum, Gold, Mercury, Thallium, Lead, Bismuth, Polonium, Astatine, Radon, Francium, Radium, Actinium, Thorium, Protactinium, Uranium, Neptunium, Plutonium, Americium, Curium, Berkelium, Californium, Einsteinium, Fermium, Mendelevium, Nobelium, Lawrencium, Rutherfordium, Dubnium, Seaborgium, Bohrium, Hassium, Meitnerium, Darmstadtium, Roentgenium, Copernicium, Nihonium, Flerovium, Moscovium, Livermorium, Tennessine, Oganesson.