فرانسيوم

فرانسيوم (په انگرېزي: Francium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Fr سمبول او ۸v اتمي شمېرې په وسیله ښودل شوی دی.

Francium,  87Fr
عمومي خواص
Pronunciation /ˈfrænsiəm/
FRAN-see-əm
Francium 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)
Cs

Fr

(Uue)
radonfranciumradium
اټومي شمیره (Z) 87
گروپ, پیریود group 1 (alkali metals), period 7
بلاک s-block
Element category   alkali metal
Mass number 223 (most stable isotope)
Electron configuration [Rn] 7s1
Electrons per shell
2, 8, 18, 32, 18, 8, 1
فزیکي خواص
حالت (at STP) جامد presumably
دويلې کيدو ټکى ? 300 K ​(30 °C, ​80 °F)
يشنا ټکی ? 950 K ​(680 °C, ​1300 °F)
Density near r.t. 2.8–3.0 g/cm3 (extrapolated)[۱]
Vapor pressure (extrapolated)
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 404 454 519 608 738 946
اټومي خواص
Oxidation states +1 ​(a strongly basic oxide)
Electronegativity Pauling scale: >0.79
Ionization energies
  • 1st: 393 kJ/mol[۲]
Covalent radius 260 pm (extrapolated)
Van der Waals radius 348 pm (extrapolated)
Miscellanea
Crystal structure body-centered cubic (bcc)
Body-centered cubic crystal structure for francium

(extrapolated)
د تودوخې تېرېدنه 15 W/(m·K) (extrapolated)
Electrical resistivity 3 µΩ·m (calculated)
Magnetic ordering Paramagnetic
CAS Number 7440-73-5
History
Naming after France, homeland of the discoverer
Discovery and first isolation Marguerite Perey (1939)
Main isotopes of francium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
221Fr trace 4.8 min α 217At
222Fr syn 14.2 min β 222Ra

کينډۍ:Infobox element/isotopes decay2

| references | in Wikidata

نيوليک

مشخصاتسمول

تاریخچهسمول

مرکباتسمول

د استعمال ځایونهسمول

سرچينېسمول

  1. Bonchev, Danail; Kamenska, Verginia (1981). "Predicting the Properties of the 113–120 Transactinide Elements". Journal of Physical Chemistry (American Chemical Society) 85 (9): 1177–1186. doi:10.1021/j150609a021. http://www.researchgate.net/publication/239657207_Predicting_the_properties_of_the_113_to_120_transactinide_elements. 
  2. ISOLDE Collaboration, J. Phys. B 23, 3511 (1990) (PDF online)


  دا ليکنه نابشپړه ده، تاسې ددې ليکنې په بشپړولو کې د ويکيپېډيا سره مرسته کولای شئ.