Mas

Mas, ₇₉Au
Mas; mas·
Cingakan	kuning métalik
Bobot atom standar Ar, std(Au)	196.966570(4)
Mas ring tabél périodik
	platinum ← mas → rasa
Wilangan atom (Z)	79
Watek	golongan 11
Période	période 6
Blok	blok-d
Konpigurasi éléktron	[Xé] 4f14 5d10 6s1
Éléktron per kulit	2, 8, 18, 32, 18, 1
Cecirén pisik
Pase ring STP	padet
Titik lebur	1337.33 K (1064.18 °C, 1947.52 °F)
Titik didih	3243 K (2970 °C, 5378 °F)
Kapadetan (nampek s.r.)	19.30 g/cm3
ri kala éncéh (ring t.l.)	17.31 g/cm3
Panes fusi	12.55 kJ/mol
Panes panguapan	342 kJ/mol
Kapasitas panes molar	25.418 J/(mol·K)
Cecirén atom
Paindikan oksidasi	−3, −2, −1, 0, +1, +2, +3, +5 (oksida ampotér)
Kaéléktronégatipan	skala Pauling: 2.54
Wasa ionisasi	ka-1: 890.1 kJ/mol ; ka-2: 1980 kJ/mol ; ;
Jeriji atom	émpiris: 144 pm
Jeriji kovalén	136±6 pm
Jeriji Van der Waals	166 pm
	Garis spéktral saking mas
Cecirén liyanan
Rupa alami	primordial
Struktur kristal	kubus mapusat muka (fcc)
Kagelisan swara pales tipis	2030 m/s (ring r.t.)
Ékspansi térmal	14.2 µm/(m⋅K) (ring 25 °C)
Konduktivitas térmal	318 W/(m⋅K)
Resistivitas listrik	22.14 nΩ⋅m (ring 20 °C)
bacakan magnétik	diamagnétik
Karentanan magnétik molar	−28.0×10−6 cm3/mol (at 296 K)
Daya kedeng	120 MPa
Modulus Young	79 GPa
Modulus Shear	27 GPa
Modulus Bulk	180 GPa
Rasio Poisson	0.4
Kakatosan Mohs	2.5
Kakatosan Vickers	188–216 MPa
Kakatosan Brinell	188–245 MPa
Nomor CAS	7440-57-5
Lelintihan
Pangaranan	saking Latin aurum, suksman ipun mas
Panemuan	Ring Timur Tengah (sadurung 6000 SM)
Isotop utama mas
β−	196Hg
	Kategori:Mas; cingak; pabligbagan; uah; \| pustaka

Mas^[6] silih tunggil datu kimia antuk simbol Au (saking Latin: aurum) miwah wilangan atom 79, manadosang silih tunggil élemén wilangan atom langkung tegeh sané kawéntenang alami. Ring rupa murni, punika logam nyentak, kuning masawang bang, padét, nyangluh, lemuh, miwah ulet. Antuk kimiawi, mas punika logam transisi miwah golongan 11. Puniki silih tunggil datu kimia sané nénten réaktip miwah padét ring metén paindikan standar. Mas ketah wénten marupa datu bébas (asli), sekadi nugget utawi wiji-wijian, ring wawatuan, ring uat, miwah ring endapan aluvial. Punika kawéntenan ring séri larutan padat sareng élemén asli pérak (manados éléktrum), sacara alami mapadu sareng logam tiosan sekadi temaga miwah palladium taler mineral inklusi sekadi ring pirit. Kapah, punika kawéntenan mineral manados senyawa emas, akedik sareng téllurium (mas téllurida).

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.
↑ Mézaille, Nicolas; Avarvari, Narcis; Maigrot, Nicole; Ricard, Louis; Mathey, François; Le Floch, Pascal; Cataldo, Laurent; Berclaz, Théo; Geoffroy, Michel (1999). "Gold(I) and Gold(0) Complexes of Phosphinine‐Based Macrocycles". Angewandte Chemie International Edition. 38 (21): 3194–3197. doi:10.1002/(SICI)1521-3773(19991102)38:21<3194::AID-ANIE3194>3.0.CO;2-O. PMID 10556900.
↑ 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.
↑ Kelly, P. F. (2015). Properties of Materials. CRC Press. p. 355. ISBN 978-1-4822-0624-1.
↑ Partami, Ni Luh; Sudiana, I Madé; Sukayana, I Nengah; Purwiati, Ida Ayu Mirah (2016), Kamus Bali-Indonésia (édisi ka-3), Balai Bahasa Bali, p. 455

[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] Mézaille, Nicolas; Avarvari, Narcis; Maigrot, Nicole; Ricard, Louis; Mathey, François; Le Floch, Pascal; Cataldo, Laurent; Berclaz, Théo; Geoffroy, Michel (1999). "Gold(I) and Gold(0) Complexes of Phosphinine‐Based Macrocycles". Angewandte Chemie International Edition. 38 (21): 3194–3197. doi:10.1002/(SICI)1521-3773(19991102)38:21<3194::AID-ANIE3194>3.0.CO;2-O. PMID 10556900.

[3] 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.

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

[5] Kelly, P. F. (2015). Properties of Materials. CRC Press. p. 355. ISBN 978-1-4822-0624-1.

[6] Partami, Ni Luh; Sudiana, I Madé; Sukayana, I Nengah; Purwiati, Ida Ayu Mirah (2016), Kamus Bali-Indonésia (édisi ka-3), Balai Bahasa Bali, p. 455

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