راډون

د ويکيپېډيا، وړیا پوهنغونډ له خوا
و اصلی برخی ته ورشی د پلټنې ځای ته ورټوپ کړی
Radon,  86Rn
Radon spectrum visible.png
Spectral lines of radon
عمومي خواص
Pronunciation /ˈrdɒn/ RAY-don
Appearance colorless gas, occasionally glows green or red in discharge tubes
Radon په دوراني جدول کې
Hydrogen (diatomic nonmetal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (polyatomic nonmetal)
Nitrogen (diatomic nonmetal)
Oxygen (diatomic nonmetal)
Fluorine (diatomic nonmetal)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (polyatomic nonmetal)
Sulfur (polyatomic nonmetal)
Chlorine (diatomic nonmetal)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (polyatomic nonmetal)
Bromine (diatomic nonmetal)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (diatomic nonmetal)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanide)
Cerium (lanthanide)
Praseodymium (lanthanide)
Neodymium (lanthanide)
Promethium (lanthanide)
Samarium (lanthanide)
Europium (lanthanide)
Gadolinium (lanthanide)
Terbium (lanthanide)
Dysprosium (lanthanide)
Holmium (lanthanide)
Erbium (lanthanide)
Thulium (lanthanide)
Ytterbium (lanthanide)
Lutetium (lanthanide)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (metalloid)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinide)
Thorium (actinide)
Protactinium (actinide)
Uranium (actinide)
Neptunium (actinide)
Plutonium (actinide)
Americium (actinide)
Curium (actinide)
Berkelium (actinide)
Californium (actinide)
Einsteinium (actinide)
Fermium (actinide)
Mendelevium (actinide)
Nobelium (actinide)
Lawrencium (actinide)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Nihonium (unknown chemical properties)
Flerovium (unknown chemical properties)
Moscovium (unknown chemical properties)
Livermorium (unknown chemical properties)
Tennessine (unknown chemical properties)
Oganesson (unknown chemical properties)
Xe

Rn

Og
astatineradonfrancium
اټومي شمیره (Z) 86
گروپ, پیریود group 18 (noble gases), period 6
بلاک p-block
Element category   noble gas
Mass number 222 (most stable isotope)
Electron configuration [Xe] 4f14 5d10 6s2 6p6
Electrons per shell
2, 8, 18, 32, 18, 8
فزیکي خواص
حالت (at STP) گاز
دويلې کيدو ټکى 202 K ​(−71 °C, ​−96 °F)
يشنا ټکی 211.5 K ​(−61.7 °C, ​−79.1 °F)
کثافت (at STP) 9.73 g/L
when liquid, at b.p. 4.4 g/cm3
Critical point 377 K, 6.28 MPa[۱]
Heat of fusion 3.247 kJ/mol
Heat of vaporization 18.10 kJ/mol
Molar heat capacity 5R/2 = 20.786 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 110 121 134 152 176 211
اټومي خواص
Oxidation states 6, 2, 0
Electronegativity Pauling scale: 2.2
Ionization energies
  • 1st: 1037 kJ/mol
Covalent radius 150 pm
Van der Waals radius 220 pm
Miscellanea
Crystal structureface-centered cubic (fcc)
Face-centered cubic crystal structure for radon
د تودوخې تېرېدنه 3.61کينډۍ:E  W/(m·K)
Magnetic ordering non-magnetic
CAS Number 10043-92-2
History
Discovery Ernest Rutherford and Robert B. Owens (1899)
First isolation William Ramsay and Robert Whytlaw-Gray (1910)
Main isotopes of radon
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
210Rn syn 2.4 h α 206Po

کينډۍ:Infobox element/isotopes decay2

222Rn trace 3.8235 d α 218Po
224Rn syn 1.8 h β 224Fr
| references | in Wikidata

راډون (په انگرېزي: Radon) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Rn سمبول او ۸۶ اتمي شمېرې په وسیله ښودل شوی دی.

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  1. کينډۍ:RubberBible92nd

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