Pérak

Pérak, ₄₇Ag
Pérak; perak·
Cingakan	logam putih nyalang
Bobot atom standar Ar, std(Ag)	107.8682(2)
Pérak ring tabél périodik
	palladium ← pérak → kadmium
Wilangan atom (Z)	47
Watek	golongan 11
Période	période 5
Blok	blok-d
Konpigurasi éléktron	[Kr] 4d10 5s1
Éléktron per kulit	2, 8, 18, 18, 1
Cecirén pisik
Pase ring STP	padet
Titik lebur	1234.93 K (961.78 °C, 1763.2 °F)
Titik didih	2435 K (2162 °C, 3924 °F)
Kapadetan (nampek s.r.)	10.49 g/cm3
ri kala éncéh (ring t.l.)	9.320 g/cm3
Panes fusi	11.28 kJ/mol
Panes panguapan	254 kJ/mol
Kapasitas panes molar	25.350 J/(mol·K)
Cecirén atom
Paindikan oksidasi	−2, −1, +1, +2, +3 (oksida ampotér)
Kaéléktronégatipan	skala Pauling: 1.93
Wasa ionisasi	ka-1: 731.0 kJ/mol ; ka-2: 2070 kJ/mol ; ka-3: 3361 kJ/mol ; ;
Jeriji atom	émpiris: 144 pm
Jeriji kovalén	145±5 pm
Jeriji Van der Waals	172 pm
	Garis spéktral saking pérak
Cecirén liyanan
Rupa alami	primordial
Struktur kristal	kubus mapusat muka (fcc)
Kagelisan swara pales tipis	2680 m/s (ring r.t.)
Ékspansi térmal	18.9 µm/(m⋅K) (ring 25 °C)
Konduktivitas térmal	429 W/(m⋅K)
Difusivitas termal	174 mm2/s (at 300 K)
Resistivitas listrik	15.87 nΩ⋅m (ring 20 °C)
bacakan magnétik	diamagnétik
Karentanan magnétik molar	−19.5×10−6 cm3/mol (296 K)
Modulus Young	83 GPa
Modulus Shear	30 GPa
Modulus Bulk	100 GPa
Rasio Poisson	0.37
Kakatosan Mohs	2.5
Kakatosan Vickers	251 MPa
Kakatosan Brinell	206–250 MPa
Nomor CAS	7440-22-4
Lelintihan
Panemuan	sadurung 5000 BC
Isotop utama pérak
γ	–
γ	–
IT	108Ag
γ	–
γ	–
γ	–
	Kategori:Pérak; cingak; pabligbagan; uah; \| 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

↑ 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.
↑ 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.
↑ Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.
↑ 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

[CIAAW2013-1] 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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