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Wiz Qyurei (bicara | kontrib)
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Baris 3: Baris 3:
|number=85
|number=85
|symbol=At
|symbol=At
|pronounce=
|pronounce={{IPAc-en|ˈ|æ|s|t|ə|t|iː|n}} {{Respell|AS|tə-teen}} <br> or {{IPAc-en|ˈ|æ|s|t|ə|t|ɨ|n}} {{Respell|AS|tət-in}}
|left=[[polonium]]
|left=[[polonium]]
|right=[[radon]]
|right=[[radon]]
|above=[[yodium|I]]
|above=[[Iodin|I]]
|below=[[Ununseptium|Uus]]
|below=[[Tenesin|Ts]]
|series=metaloid
|series=metaloid
|series comment=
|series comment=
Baris 15: Baris 15:
|series color=
|series color=
|phase color=
|phase color=
|appearance=
|appearance=tidak diketahui, kemungkinan metalik
|image name=Astatine.JPG
|image name=Astatine.JPG
|image name comment=
|image name comment=
Baris 27: Baris 27:
|electrons per shell=2, 8, 18, 32, 18, 7
|electrons per shell=2, 8, 18, 32, 18, 7
|color=
|color=
|phase=solid
|phase=padat
|phase comment=
|phase comment=''(diprediksi)''
|density gplstp=
|density gplstp=
|density gpcm3nrt=
|density gpcm3nrt= 8,91–8,95
|density gpcm3nrt comment=''diperkirakan''<ref>{{cite book |editor-last1= Arblaster|editor-first1= JW|last2= |first2= |last3= |first3=| date=2018 |title= Selected Values of the Crystallographic Properties of Elements|location=Materials Park, Ohio|publisher= ASM International|page=604 |isbn=978-1-62708-154-2}}</ref>
|density gpcm3mp=
|density gpcm3mp=
|melting point K=575
|melting point K=
|melting point C=302
|melting point C=
|melting point F=576
|melting point F=
|boiling point K=610
|boiling point K=
|boiling point C=337
|boiling point C=
|boiling point F=639
|boiling point F=
|triple point K=
|triple point K=
|triple point kPa=
|triple point kPa=
Baris 43: Baris 44:
|critical point MPa=
|critical point MPa=
|heat fusion=
|heat fusion=
|heat vaporization=(At<sub>2</sub>) 54.39
|heat vaporization=(At<sub>2</sub>) 54,39
|heat capacity=
|heat capacity=
|vapor pressure 1=361
|vapor pressure 1=
|vapor pressure 10=392
|vapor pressure 10=
|vapor pressure 100=429
|vapor pressure 100=
|vapor pressure 1 k=475
|vapor pressure 1 k=
|vapor pressure 10 k=531
|vapor pressure 10 k=
|vapor pressure 100 k=607
|vapor pressure 100 k=
|vapor pressure comment=
|vapor pressure comment=
|crystal structure=
|crystal structure=
|oxidation states='''-1''', '''+1''', +3, +5, +7
|oxidation states=
|oxidation states comment=
|oxidation states comment=
|electronegativity=2.2
|electronegativity=
|number of ionization energies=1
|number of ionization energies=1
|1st ionization energy=887.7±38.59
|ionization energy 1=899,003
|ionization energy 1 ref=<ref name=1IP>{{cite journal |last1=Rothe |first1=S. |last2=Andreyev |first2=A. N. |last3=Antalic |first3=S. |last4=Borschevsky |first4=A. |last5=Capponi |first5=L. |last6=Cocolios |first6=T. E. |last7=De Witte |first7=H. |last8=Eliav |first8=E. |last9=Fedorov |first9=D. V. | display-authors=8
|year=2013 |title=Measurement of the First Ionization Potential of Astatine by Laser Ionization Spectroscopy |journal=Nature Communications |volume=4 |doi=10.1038/ncomms2819 |url=https://www.researchgate.net/publication/236836716_Measurement_of_the_first_ionization_potential_of_astatine_by_laser_ionization_spectroscopy |last10=Fedosseev |first10=V. N. |last11=Fink |first11=D. A. |last12=Fritzsche |first12=S. |last13=Ghys |first13=L. |last14=Huyse |first14=M. |last15=Imai |first15=N. |last16=Kaldor |first16=U. |last17=Kudryavtsev |first17=Yuri |last18=Köster |first18=U. |last19=Lane |first19=J. F. W. |last20=Lassen |first20=J. |last21=Liberati |first21=V. |last22=Lynch |first22=K. M. |last23=Marsh |first23=B. A. |last24=Nishio |first24=K. |last25=Pauwels |first25=D. |last26=Pershina |first26=V. |last27=Popescu |first27=L. |last28=Procter |first28=T. J. |last29=Radulov |first29=D. |last30=Raeder |first30=S. |pages=1–6 |pmid=23673620 |pmc=3674244|bibcode=2013NatCo...4E1835R }}</ref>
|atomic radius=
|atomic radius=
|covalent radius=150
|covalent radius=
|Van der Waals radius=[[1 E-10 m|202]]
|Van der Waals radius=
|magnetic ordering=no data
|magnetic ordering=
|electrical resistivity=
|electrical resistivity=
|electrical resistivity at 0=
|electrical resistivity at 0=
|electrical resistivity at 20=
|electrical resistivity at 20=
|thermal conductivity=1.7
|thermal conductivity=
|thermal conductivity 2=
|thermal conductivity 2=
|thermal diffusivity=
|thermal diffusivity=
Baris 73: Baris 76:
|speed of sound rod at 20=
|speed of sound rod at 20=
|speed of sound rod at r.t.=
|speed of sound rod at r.t.=
|magnetic susceptibility=
|magnetic susceptibility ref=
|Young's modulus=
|Young's modulus=
|Shear modulus=
|Shear modulus=
Baris 82: Baris 87:
|CAS number=7440-68-8
|CAS number=7440-68-8
|isotopes=
|isotopes=
{{Elementbox_isotopes_decay2 | mn=209 | sym=At
{{infobox element/isotopes decay2 | mn=209 | sym=At
| na=syn | hl=5.41 [[jam]]
|na=[[Radioisotop sintetis|sintetis]] | hl=5,41&nbsp;jam
| dm1=[[peluruhan positron|β<sup>+</sup>]] | de1=3.486 | pn1=209 | ps1=[[polonium|Po]]
|dm1=[[Emisi positron|β<sup>+</sup>]] | de1=3,486 | link1=polonium-209 | pn1=209 | ps1=Po
| dm2=[[emisi alfa|α]] | de2=5.758 | pn2=205 | ps2=[[bismuth|Bi]] }}
|dm2=[[Peluruhan alfa|α]] | de2=5,758 | link2=bismut-205 | pn2=205 | ps2=Bi}}
{{Elementbox_isotopes_decay2 | mn=210 | sym=At
{{infobox element/isotopes decay2 | mn=210 | sym=At
| na=syn | hl=8.1 h
|na=sintetis | hl=8,1&nbsp;jam
| dm1=[[peluruhan positron|β<sup>+</sup>]] | de1=3.981 | pn1=210 | ps1=[[polonium|Po]]
|dm1=β<sup>+</sup> | de1=3,981 | link1=polonium-210 | pn1=210 | ps1=Po
| dm2=[[emisi alfa|α]] | de2=5.632 | pn2=206 | ps2=[[bismuth|Bi]] }}
|dm2=α | de2=5,632 | link2=bismut-206 | pn2=206 | ps2=Bi}}
{{Elementbox_isotopes_decay2 | mn=211 | sym=At
{{infobox element/isotopes decay2 | mn=211 | sym=At
| na=syn | hl=7.21 h
|na=sintetis | hl=7,21&nbsp;jam
| dm1=[[penangkapan elektron|ε]] | de1=0.786 | pn1=211 | ps1=[[polonium|Po]]
|dm1=[[Penangkapan elektron|ε]] | de1=0,786 | link1=polonium-211 | pn1=211 | ps1=Po
| dm2=[[emisi alfa|α]] | de2=5.983 | pn2=207 | ps2=[[bismuth|Bi]] }}
|dm2=α | de2=5,983 | link2=bismut-207 | pn2=207 | ps2=Bi}}
|isotopes comment=
|isotopes comment=
|discovered by=[[Dale R. Corson]], [[Kenneth Ross MacKenzie|Kenneth R. MacKenzie]], [[Emilio Segrè|E. Segrè]]
⚫
}}<noinclude>[[Kategori:Templat kotak info tabel periodik|Astatin]]
|discovery date=1940

|naming=dari Yunani ''ástatos'' (ἄστατος), yang berarti "tidak stabil"
|QID=Q999
}}<noinclude>
⚫
[[Kategori:Templat kotak info tabel periodik|Astatin]]
{{Infobox element/element navigation|symbol=At}}
{{Template reference list}}
{{documentation|1=Template:Infobox element/doc}}




Revisi per 2 Agustus 2022 08.51

85At
Astatin
Sifat umum
Pengucapan/astatin/[1]
Penampilantidak diketahui, kemungkinan metalik
Astatin dalam tabel periodik
Perbesar gambar

85At
Hidrogen Helium
Lithium Berilium Boron Karbon Nitrogen Oksigen Fluor Neon
Natrium Magnesium Aluminium Silikon Fosfor Sulfur Clor Argon
Potasium Kalsium Skandium Titanium Vanadium Chromium Mangan Besi Cobalt Nikel Tembaga Seng Gallium Germanium Arsen Selen Bromin Kripton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
I
↑
At
↓
Ts
polonium ← astatin → radon
Lihat bagan navigasi yang diperbesar
Nomor atom (Z)85
Golongangolongan 17 (halogen)
Periodeperiode 6
Blokblok-p
Kategori unsur  metaloid
Nomor massa[210]
Konfigurasi elektron[Xe] 4f14 5d10 6s2 6p5
Elektron per kelopak2, 8, 18, 32, 18, 7
Sifat fisik
Fase pada STS (0 °C dan 101,325 kPa)padat (diprediksi)
Kepadatan mendekati s.k.8,91–8,95 g/cm3 diperkirakan[2]
Kalor penguapan(At2) 54,39 kJ/mol
Sifat atom
Bilangan oksidasi−1, +1, +3, +5, +7[3]
Energi ionisasike-1: 899,003 kJ/mol[4]
Lain-lain
Kelimpahan alamidari peluruhan
Nomor CAS7440-68-8
Sejarah
Penamaandari Yunani ástatos (ἄστατος), yang berarti "tidak stabil"
PenemuanDale R. Corson, Kenneth R. MacKenzie, E. Segrè (1940)
Isotop astatin yang utama
Iso­top Kelim­pahan Waktu paruh (t1/2) Mode peluruhan Pro­duk
209At sintetis 5,41 jam β+ 209Po
α 205Bi
210At sintetis 8,1 jam β+ 210Po
α 206Bi
211At sintetis 7,21 jam ε 211Po
α 207Bi
| referensi | di Wikidata
<nama unsur>PT
 ←
iso0At
 
 → H

Referensi

Daftar referensi akan muncul dalam artikel utama.
  1. ^ (Indonesia) "Astatin". KBBI Daring. Diakses tanggal 17 Juli 2022. 
  2. ^ Arblaster, JW, ed. (2018). Selected Values of the Crystallographic Properties of Elements. Materials Park, Ohio: ASM International. hlm. 604. ISBN 978-1-62708-154-2. 
  3. ^ Greenwood, Norman N.; Earnshaw, A. (1997), Chemistry of the Elements (edisi ke-2), Oxford: Butterworth-Heinemann, hlm. 28, ISBN 0-7506-3365-4 
  4. ^ Rothe, S.; Andreyev, A. N.; Antalic, S.; Borschevsky, A.; Capponi, L.; Cocolios, T. E.; De Witte, H.; Eliav, E.; et al. (2013). "Measurement of the First Ionization Potential of Astatine by Laser Ionization Spectroscopy". Nature Communications. 4: 1–6. Bibcode:2013NatCo...4E1835R. doi:10.1038/ncomms2819. PMC 3674244 alt=Dapat diakses gratis. PMID 23673620. 



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