Oganesson (Og)

Before 2016, this element was known as Ununoctium with symbol Uuo.

General Properties

Symbol Og
Atomic Number 118
Atomic Weight (294)
Group
18 (noble gases or helium family/neon family)
VIII (IUPAC), VIIIA (CAS)
Noble Gas, Nonmetal, Radioactive, Synthetic
Period 7
Block p

Physical Properties

Density --
Atomic Volume cm3/mole
Atomic Radius --
Covalent Radius --
Crust Abundance None

Energy

Electronegativity (Pauling Scale)
Electron Affinity --
1st Ionization Energy --
Specific Heat Capacity J g−1 K−1
Thermal Conductivity W·m−1·K−1

Electrons & Oxidation

Oxidation States
Electrons Per Shell 2 8 18 32 32 18 8
Electron Configuration [Rn] 7s2 5f14 6d10 7p6
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d10 6s2 6p6 7s2 5f14 6d10 7p6
Orbital Diagram
1s
↿⇂
2s
↿⇂
2p
↿⇂
↿⇂
↿⇂
3s
↿⇂
3p
↿⇂
↿⇂
↿⇂
3d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4s
↿⇂
4p
↿⇂
↿⇂
↿⇂
4d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4f
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
5s
↿⇂
5p
↿⇂
↿⇂
↿⇂
5d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
5f
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
6s
↿⇂
6p
↿⇂
↿⇂
↿⇂
6d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
6f
 
 
 
 
 
 
 
7s
↿⇂
7p
↿⇂
↿⇂
↿⇂
7d
 
 
 
 
 
7f
 
 
 
 
 
 
 

Nuclear

Radioactive Yes
Half Life 5 ms
Lifetime 7.ms
Decay Alpha Emission

Media

Planetary Bohr Model of Oganesson (Og)
Lewis Dot Diagram of Oganesson (Og)
Description
Uses
Sources
Pronounciation (English)

Translations

Afrikaans Oganesson
Aragonese Ununoctio
العربية ٲنون ٲوكتيوم
asturianu Ununoctiu
azərbaycan dili Oganesson
български Унуноктий
বাংলা ইউনুনোকটিয়াম
brezhoneg Ununoktiom
bosanski Ununoktijum, ²Ununoctij
Byelorussian Унуноктый
Cebuano Ununoctyo
čeština Oganesson
Chuvash Унунокти
Cymraeg Ununsepti
dansk Oganesson
Deutsch Oganesson
Ελληνικά Ουνουνόκτιο
English Oganesson
esperanto Ununoctio
español Ununoctio
eesti Ununoktium
euskara Ununoctio
فارسی آن‌ان‌اکتیوم
suomi Oganesson
føroyskt Oganesson
français Oganesson
furlan Oganesson
West-Frysk Oganesson
Gaeilge Únúnoictiam
galego Ununoctio
ગુજરાતી યુનુનૉક્ટિયમનો
Gaelg Oonoonoktium
עברית Ουνουνόκτιο
हिन्दी उनउनऑक्षियम
hrvatski Ununoktij
magyar Ununoktium
Indonesia Oganesson
íslenska Ununoctín
italiano Ununoctio
日本語 オガネソン
한국어 우누녹튬
Kurdish Ununoktiyûm
Komi Унуноктий
Latin Oganesson
Lëtzebuergesch Oganesson
Lombard Unünòcti
lingála Ununoktu?
lietuvių Ununoktijus
latviešu Ununoktijs
Mari Унуноктий
Maori Oganesson
македонски Унуноктиум
മലയാളം അണ്‍അണ്‍ഒക്റ്റിയം
монгол Унунокти
Bahasa Melayu Oganesson
Malti Ununoktju
Nahuatl Oberón
Nederlands Oganesson
norsk Oganesson
Occitan Ununòcti
polski Oganesson
português Oganesson
Runasimi Ununoktiyu
română Ununoctiu
русский Оганесон
slovenčina Oganesson
slovenščina Ununoktij
Samoan Ununoktimi
shqip Ununoctium
српски Унуноктијум
Southern Sotho Ununoctiamo
svenska Oganesson
Kiswahili Ununocti
Tajik Унуноктий
ไทย อะนันนอกเชียม
Türkçe Ununoktiyum
українська Унуноктій
o‘zbek Ununoktiy
Tiếng Việt Ununocti
Võro Oganesson

History

Discovered In
Discovered By
Discovered At
Word Origin
Temporary systematic IUPAC nomenclature