General Information
| Symbol: | As |
| Atomic Number: | 33 |
| Atomic Weight: (Atomic Mass, Molar Mass) | 74.9216 |
| Group: | 15 (nitrogen family) |
| VB (Old IUPAC), VA (CAS) |
| Period: | 4 |
| Block: | p |
Physical Properties
| Density: | 5.73 g/cm3 |
| Atomic Volume: | 13.1 cm2/mole |
| Atomic Radius: | 1.39 angstroms |
| Covalent Radius: | 119 pm |
| Radioactive: | No |
States
| Melting Point: | 817.0 °C |
| Boiling Point: | 617.0 °C |
| Heat Of Fusion: | 27.7 kJ/mole |
| Heat Of Vaporization: | 32.4 kJ/mole |
Energy
| Electronegativity: | 2.2 (Pauling Scale) |
| Electron Affinity: | -78 kJ/mol |
| 1st Ionization Energy: | 947 kJ/mol |
| Specific Heat Capacity: | 0.33 J g−1 K−1 |
| Thermal Conductivity: | 50.0 W·m−1·K−1 |
Electrons & Oxidation
| Oxidation States: | ±3,+5 |
| Electrons Per Shell: | 2 8 18 5 |
| Electron Configuration: | [Ar] 3d10 4s2 4p3 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3 |
History
| Discovered In: | |
| Discovered By: | |
| Discovered At: | |
| Word Origin: | From the Greek word "arsenikon" meaning "yellow orpiment" |
Translations
| English | Arsenic |
| Deutsch | Arsen |
| Lëtzebuergesch | Arsen |
| Nederlands | Arseen |
| Afrikaans | Arseen |
| Frysk | Arsenikum |
| Dansk | Arsen |
| Svenska | Arsenik |
| Norsk | Arsen |
| Íslenska | Arsen |
| Føroysk | Arsenikk |
| Latin | Arsenicum |
| Français | Arsenic |
| Español | Arsénico |
| Catalana | Arsènic |
| Occitana | Arsenic |
| Português | Arsénic |
| Galego | Arsénico |
| Italiano | Arsenico |
| Furlan | Arsenic |
| Român | Arsen |
| Moldavian | Arsen |
| Armãneashte | Aresenu |
| Русский | Мышъяк |
| Українска | Міш'як |
| by | Мыш'як |
| Polska | Arsen |
| Kaszëbsczi | Arsén |
| Čech | Arzen |
| Slovenský | Arzén |
| Slovenščina | Arzen |
| Hrvatska | Arsen |
| Српски | Арсен |
| Bosnian | Arsen |
| Македонски | Арсен |
| Български | Арсен |
| Lietuviškai | Arsenas |
| Lao | Arsēns |
| Sudovian | Arsenas |
| Cymraeg | Ársenig |
| Gaeilge na hÉireann | Airsnic, Arsnaig, Arsanaic |
| Gàidhlig na h | Arsanaic |
| Gaelg Vanninagh | Arsnick |
| Cornish | Arsenyk |
| Brezhoneg | Arsenik |
| Ελληνική | Αρσενικο |
| Shqip | Arsenik |
| Ossetian | Мышъяк |
| Euskera | Artsenikoa |
| Georgian | დარიშხბანი |
| Suomi | Arseeni |
| Eesti | Arseen |
| Magyar | Arzén |
| Türkçe | Arsenik |
| Kazakh | Мышъяк |
| Uzbek | Мишъяк |
| Tajik | Mysh'yak |
| Mongolian | Мишьяк, Хүнцэл |
| 日本語 | ヒ素 [hiso] |
| 中国话 | 砷 |
| ไทย | สารหนู |
| Vietnamese | Asen |
| Bahasa Melayu | Arsenik, Arsen |
| العربيه | زرنيخ |
| Il-Malti | Arsenik |
| עברית | ארסן |
| Esperanto | Arseno |
Links
Misspellings: zrsenic, srsenic, wrsenic, qrsenic, aesenic, adsenic, afsenic, atsenic, a5senic, a4senic, araenic, arzenic, arxenic, ardenic, areenic, arwenic, arswnic, arssnic, arsdnic, arsrnic, ars4nic, ars3nic, arsebic, arsemic, arsejic, arsehic, arsenuc, arsenjc, arsenkc, arsenoc, arsen9c, arsen8c, arsenix, arseniv, arsenif, arsenid, rsenic, asenic, arenic, arsnic, arseic, arsenc, arseni, rasenic, asrenic, aresnic, arsneic, arseinc, arsenci, aarsenic, arrsenic, arssenic, arseenic, arsennic, arseniic, arsenicc
