Polonium (Po)

General Properties

Symbol Po
Atomic Number 84
Atomic Weight (209)
Group
16 (oxygen family)
VIB (IUPAC), VIA (CAS)
Solid, Conductor, Metal, Radioactive, Natural, Metalloid
Period 6
Block p

Physical Properties

Density 9.32 g/cm3
Atomic Volume 22.7 cm3/mole
Atomic Radius 1.67 angstroms
Covalent Radius 176 pm
Crust Abundance N/A
Crystal Structure Monoclinic
Color Silver

Electrons & Oxidation

Oxidation States +4,2
Electrons Per Shell 2 8 18 32 18 6
Electron Configuration [Xe] 6s2 4f14 5d10 6p4
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 6s2 4f14 5d10 6p4
Orbital Diagram
1s
↿⇂
2s
↿⇂
2p
↿⇂
↿⇂
↿⇂
3s
↿⇂
3p
↿⇂
↿⇂
↿⇂
3d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4s
↿⇂
4p
↿⇂
↿⇂
↿⇂
4d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4f
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
5s
↿⇂
5p
↿⇂
↿⇂
↿⇂
5d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
5f
 
 
 
 
 
 
 
6s
↿⇂
6p
↿⇂
↿ 
↿ 
6d
 
 
 
 
 
6f
 
 
 
 
 
 
 

Nuclear

Radioactive Yes
Half Life 102.1 y
Lifetime 147.1y
Decay Alpha Emission

Media

Planetary Bohr Model of Polonium (Po)
Lewis Dot Diagram of Polonium (Po)
Description
Silvery-gray, extremely rare, radioactive metal.
Uses
Used in industrial equipment that eliminates static electricity caused by such processes as rolling paper, wire, and sheet metal.
Sources
Occurs in pitchblende from decay of bismuth.
Pronounciation (English)
peh-LOW-ni-em

Translations

Afrikaans Polonium
Aragonese Polonio
العربية بولونيوم
Armãneashte Poloniumu
asturianu Poloniu
azərbaycan dili Polonium
български Полоний
বাংলা পোলনিয়াম
brezhoneg Poloniom
bosanski Polonij[um]
Byelorussian Палоній
Cebuano Polonyo
čeština Polonium
Chuvash Полони
Cymraeg Poloni
dansk Polonium
Deutsch Polonium
Ελληνικά Πολωνιο
English Polonium
esperanto Polonio
español Polonio
eesti Poloonium
euskara Polonioa
فارسی پولونیم
suomi Polonium
føroyskt Polonium
français Polonium
furlan Poloni
West-Frysk Polonium
Gaeilge Polóiniam
Gàidhlig Polòiniam
galego Polonio
ગુજરાતી પોલોનિયમનો
Gaelg Polonium
Hakka Chinese Pho (釙)
עברית פולוניום
हिन्दी पोलोनियम
hrvatski Polonij
magyar Polónium
հայերեն Պոլոնիում
Indonesia Polonium
íslenska Pólon
italiano Polonio
日本語 ポロニウム
ქართული პოლონიუმი
کٲشُر Pòlón
қазақ тілі Полоний
한국어 폴로늄
Kurdish Polonyûm
Komi Полоний
kernewek Polonyum
кыргызча Полоний
Latin Polonium
Lëtzebuergesch Polonium
Lombard Pulòni
lingála Polonu
lietuvių Polonis
latviešu Polonijs
Mari Полоний
Maori Polonium
македонски Полониум
മലയാളം പൊളോണിയം
монгол Полони
Мокшан Полони
Bahasa Melayu Polonium
Malti Polonju[m]
Nahuatl Polonio
Nederlands Polonium
norsk Polonium
Occitan Polòni
ирон Полоний
polski Polon
português Polónio
Runasimi Polonyu
română Poloniu
русский Полоний
slovenčina Polonium
slovenščina Polonij
Samoan Polonimi
Samogitian Poluonis
shqip Polonium
српски Полонијум
Southern Sotho Poloniamo
svenska Polonium
Kiswahili Poloni
தமிழ் பொலோனியம்
Tajik Полоний
ไทย พอโลเนียม
Türkçe Polonyum
ئۇيغۇرچە پولونىي
українська Полоній
o‘zbek Poloniy
Tiếng Việt Poloni
Võro Poloonium
中文

History

Discovered In
1898
Discovered By
Marie Curie
Discovered At
France
Word Origin
Named after "Poland" (birthplace of Marie Curie)