Mas

Mas, ₇₉Au
Mas
Gaya	Metallic yellow
Pemerat atom standard Ar°(Au)
	196.966570±0.000004; 196.97±0.01 (abridged);
Mas dalam jadual bemansa
Lumur atom (Z)	79
Raban	raban 11
Mansa	mansa 6
Blok	d-block
Konfigurasyen elektron	[Xe] 4f14 5d10 6s1
Elektron tiap pabung	2, 8, 18, 32, 18, 1
Penteba fizikal
Fasa ba PTS	solid
Taka lebur	1337.33 K (1064.18 °C, 1947.52 °F)
Taka gesak	3243 K (2970 °C, 5378 °F)
Penias (at 20° C)	19.283 g/cm3
lebuh chechair (ba t.l.)	17.31 g/cm3
Pengangat gempung	12.55 kJ/mol
Pengangat pengewap	342 kJ/mol
Buat pengangat molar	25.418 J/(mol·K)
Buat pengangat tentu	129.045 J/(kg·K)
Penteba atom
Gaya oksidisasyen	suah: +3; −3,? −2,? −1, 0, +1, +2, +5
Elektronegativiti	Pauling scale: 2.54
Energi ionisasyen	1st: 890.1 kJ/mol ; 2nd: 1980 kJ/mol ; ;
Jejari atom	empirical: 144 pm
Jejari kovalen	136±6 pm
Jejari Van der Waals	166 pm
	Taris spektrum mas
Penteba bukai
Penyadi asal	primordial
Struktur kristal	Templat:Engvar (fcc) (cF4)
Lattice constant	a = 407.86 pm (at 20 °C)
Thermal expansion	14.13×10−6/K (at 20 °C)
Thermal conductivity	318 W/(m⋅K)
Electrical resistivity	22.14 nΩ⋅m (at 20 °C)
Magnetic ordering	diamagnetik
Molar magnetic susceptibility	−28.0×10−6 cm3/mol (at 296 K)
Tensile strength	120 MPa
Young's modulus	79 GPa
Shear modulus	27 GPa
Bulk modulus	180 GPa
Pengelaju munyi thin rod	2030 m/s (at p.b.)
Poisson ratio	0.4
Mohs hardness	2.5
Vickers hardness	188–216 MPa
Brinell hardness	188–245 MPa
Lumur CAS	7440-57-5
History
Pemeri nama	ari leka jaku Sanskrit माष (māṣa, “unit ukur mas”).
Penemu	Di Timur Tengah (sebedau 6000 SK)
Simbol	"Au": ari jaku Latin aurum
Isotop mas v; e;
	Nadai Templat:kutak info isotop mas
	Kategori: Mas; view; talk; edit; \| references

Mas nya siti elemen kimia; ke ngembuan simbol Au (ari Jaku Latin aurum) enggau lumur atom 79. Dalam tukuh iya ti tulin, iya nya logam ti terang, bisi bechura banda-kuning mimit, padat, lembut, sereta mudah ditempa. Ari sukut kimia, emas nya logam transisyen, elemen raban 11, sereta siti ari logam tulin. Iya nyadi siti ari elemen kimia ti pemadu mimit reaktif, nyadi kedua-pemadu baruh dalam siri reaktiviti. Iya tegap ba baruh gaya standard.

Kereban sanding

↑ "Standard Atomic Weights: Gold". CIAAW. Templat:Infobox element/symbol-to-saw/year-changed. {{cite web}}: Check date values in: |date= (help)
↑ Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry (in Inggeris). doi:10.1515/pac-2019-0603. ISSN 1365-3075.
↑ ^3.0 ^3.1 ^3.2 Arblaster, John W. (2018). Selected Values of the Crystallographic Properties of Elements. Materials Park, Ohio: ASM International. ISBN 978-1-62708-155-9.
↑ 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.
↑ Templat:Greenwood&Earnshaw2nd
↑ Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th ed.). 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.

[CIAAWgold-1] "Standard Atomic Weights: Gold". CIAAW. Templat:Infobox element/symbol-to-saw/year-changed. {{cite web}}: Check date values in: |date= (help)

[CIAAW2021-2] Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry (in Inggeris). doi:10.1515/pac-2019-0603. ISSN 1365-3075.

[Arblaster_2018-3] 3.0 ^3.1 ^3.2 Arblaster, John W. (2018). Selected Values of the Crystallographic Properties of Elements. Materials Park, Ohio: ASM International. ISBN 978-1-62708-155-9.

[4] 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.

[GE28-5] Templat:Greenwood&Earnshaw2nd

[6] Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.

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

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

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