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Oksigén

Oksigén, 8O
Gelas kimia transparan madaging cairan pelung nguda antuk gelembung gas
Oksigen éncéh ngarodok
Oksigén
ᵒoksigen·
AlotropO2, O3 (ozon)
Cingakangas: tanpa warna
éncéh miwah padet: pelung lémlém
Bobot atom standar Ar, std(O)[15.9990315.99977] konvénsional: 15.999
Oksigén ring tabél périodik
Hidrogén Hélium
Litium Bérilium Boron Karbon Nitrogén Oksigén Fluorin Néon
Natrium Magnésium Aluminium Silikon Phosfor Urirang Klorin Argon
Potasium Kalsium Skandium Titanium Vanadium Kromium Mangan (datu) Wesi Kobalt Nikel Temaga Séng Gallium Gérmanium Arsenik Sélénium Brom Kripton
Rubidium Strontium Ittrium Zirkonium Niobium Molibdénum Téknésium Ruthénium Rhodium Palladium Pérak Kadmium Indium Timah Antimoni Téllurium Yodium Xénon
Sésium Barium Lanthanum Sérium Praséodimium Néodimium Prométhium Samarium Éuropium Gadolinium Terbium Disprosium Holmium Érbium Thulium Itterbium Lutésium Hafnium Tantalum Tungstén Rhénium Osmium Iridium Platinum Mas Rasa (datu) Thallium Timbal Bismuth Polonium Astatin Radon
Fransium Radium Aktinium Thorium Protaktinium Uranium Néptunium Plutonium Amérisium Curium Berkélium Kalifornium Éinsteinium Fermium Méndelevium Nobélium Lawrénsium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnérium Darmstadtium Roéntgénium Kopernikium Nihonium Flérovium Moskovium Livermorium Ténnessin Oganésson


O

S
nitrogénoksigénfluorin
Wilangan atom (Z)8
Watekgolongan 16 (kalkogén)
Périodepériode 2
Blok  blok-p
Konpigurasi éléktron[] 2s2 2p4
Éléktron per kulit2, 6
Cecirén pisik
Pase ring STPgas
Titik lebur(O2) 54.36 K ​(−218.79 °C, ​−361.82 °F)
Titik didih(O2) 90.188 K ​(−182.962 °C, ​−297.332 °F)
Kapadetan (ring STP)1.429 g/L
ri kala éncéh (ring t.d.)1.141 g/cm3
Titik tripel54.361 K, ​0.1463 kPa
Titik kritis154.581 K, 5.043 MPa
Panes fusi(O2) 0.444 kJ/mol
Panes panguapan(O2) 6.82 kJ/mol
Kapasitas panes molar(O2) 29.378 J/(mol·K)
Tekanan uap
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K)       61 73 90
Cecirén atom
Paindikan oksidasi−2, −1, 0, +1, +2
Kaéléktronégatipanskala Pauling: 3.44
Wasa ionisasi
  • ka-1: 1313.9 kJ/mol
  • ka-2: 3388.3 kJ/mol
  • ka-3: 5300.5 kJ/mol
  • (malih)
Jeriji kovalén66±2 pm
Jeriji Van der Waals152 pm
Garis warna ring pentang spéktrum
Garis spéktral saking oksigén
Cecirén liyanan
Rupa alamiprimordial
Struktur kristal ​kubus
Cubic crystal structure for oksigén
Kagelisan swara330 m/s (gas, ring 27 °C)
Konduktivitas térmal26.58×10−3  W/(m⋅K)
bacakan magnétikparamagnetic
Karentanan magnétik molar+3449.0×10−6 cm3/mol (293 K)[1]
Nomor CAS7782-44-7
Lelintihan
PanemuanCarl Wilhelm Scheele (1771)
Kaaranin olihAntoine Lavoisier (1777)
Isotop utama oksigén
Iso­top Kalimpahan Paruh-idup (t1/2) Mode paluruhan Pro­duk
16O 99.76% tegteg
17O 0.04% tegteg
18O 0.20% tegteg
Kategori:Oksigén
| pustaka

Oksigén (aksara Bali: ᵒoksigĕn·) silih tunggil datu kimia antuk simbol O miwah nomor atom 8. Punika anggota saking sekaa kalkogén ring tabél périodik, nénten logam sanget réaktif, miwah oksidator sané aluh ngawentuk oksida antuk makehan miwah sareng sanyawa tiosan. Sesampun hidrogén miwah hélium, oksigén punika datu pinih akéh katiga ring jagaté. Ring suhu miwah tekanan standar, kalih atom saking datu ngiket antuk ngawentuk dioksigén, diatomik gas nénten mawarna miwah nénten maaub antuk rumus O
2
. Gas oksigén diatomik punika 20,95% saking atmosphir gumi. Oksigén ngarupa ngatos atenga saking kaang gumi ring rupa oksida.[2]

Pustaka

[uah | uah wit]
  1. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.
  2. Atkins, P.; Jones, L.; Laverman, L. (2016).Chemical Principles, 7th edition. Freeman. ISBN 978-1-4641-8395-9

Pranala jaba

[uah | uah wit]

Mal:Élemén diatomik

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Oksigén
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