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Pérak

Pérak, 47Ag
Pérak
perak·
Cingakanlogam putih nyalang
Bobot atom standar Ar, std(Ag)107.8682(2)[1]
Pérak 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
Cu

Ag

Au
palladiumpérakkadmium
Wilangan atom (Z)47
Watekgolongan 11
Périodepériode 5
Blok  blok-d
Konpigurasi éléktron[Kr] 4d10 5s1
Éléktron per kulit2, 8, 18, 18, 1
Cecirén pisik
Pase ring STPpadet
Titik lebur1234.93 K ​(961.78 °C, ​1763.2 °F)
Titik didih2435 K ​(2162 °C, ​3924 °F)
Kapadetan (nampek s.r.)10.49 g/cm3
ri kala éncéh (ring t.l.)9.320 g/cm3
Panes fusi11.28 kJ/mol
Panes panguapan254 kJ/mol
Kapasitas panes molar25.350 J/(mol·K)
Tekanan uap
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1283 1413 1575 1782 2055 2433
Cecirén atom
Paindikan oksidasi−2, −1, +1, +2, +3 (oksida ampotér)
Kaéléktronégatipanskala Pauling: 1.93
Wasa ionisasi
  • ka-1: 731.0 kJ/mol
  • ka-2: 2070 kJ/mol
  • ka-3: 3361 kJ/mol
Jeriji atomémpiris: 144 pm
Jeriji kovalén145±5 pm
Jeriji Van der Waals172 pm
Garis warna ring pentang spéktrum
Garis spéktral saking pérak
Cecirén liyanan
Rupa alamiprimordial
Struktur kristal ​kubus mapusat muka (fcc)
Face-centered cubic crystal structure for pérak
Kagelisan swara pales tipis2680 m/s (ring r.t.)
Ékspansi térmal18.9 µm/(m⋅K) (ring 25 °C)
Konduktivitas térmal429 W/(m⋅K)
Difusivitas termal174 mm2/s (at 300 K)
Resistivitas listrik15.87 nΩ⋅m (ring 20 °C)
bacakan magnétikdiamagnétik[2]
Karentanan magnétik molar−19.5×10−6 cm3/mol (296 K)[3]
Modulus Young83 GPa
Modulus Shear30 GPa
Modulus Bulk100 GPa
Rasio Poisson0.37
Kakatosan Mohs2.5
Kakatosan Vickers251 MPa
Kakatosan Brinell206–250 MPa
Nomor CAS7440-22-4
Lelintihan
Panemuansadurung 5000 BC
Isotop utama pérak
Iso­top Kalimpahan Paruh-idup (t1/2) Mode paluruhan Pro­duk
105Ag syn 41.2 d ε 105Pd
γ
106mAg syn 8.28 d ε 106Pd
γ
107Ag 51.839% tegteg
108mAg syn 418 y ε 108Pd
IT 108Ag
γ
109Ag 48.161% tegteg
110mAg syn 249.95 d β 110Cd
γ
111Ag syn 7.45 d β 111Cd
γ
Kategori:Pérak
| pustaka

Pérak[4] silih tunggil datu kimia antuk simbol Ag (saking Basa Latin argentum, maasal saking Proto-Indo-European h₂erǵ: "nyalang" utawi "petak") miwah wilangan atom 47.

Pustaka

[uah | uah wit]
  1. Méija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (édisi ka-86th). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.
  3. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.
  4. Partami, Ni Luh; Sudiana, I Madé; Sukayana, I Nengah; Purwiati, Ida Ayu Mirah (2016), Kamus Bali-Indonésia (édisi ka-3), Balai Bahasa Bali, p. 522
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Pérak
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