|
|
| Panampilan
|
kuniang metalik
Garih spektrum ameh
|
| Ciri-ciri umum
|
| Namo, lambang, Nomor atom
|
ameh, Au, 79
|
| Golongan, pariode, blok
|
11, 6, d
|
| Massa atom standar
|
{{{atomic mass}}}
|
| Konfigurasi elektron
|
[Xe] 4f14 5d10 6s1
2, 8, 18, 32, 18, 1
|
| Sipaik fisika
|
| Fase
|
padek
|
| Masso jinih (mandokek-i suhu kamar)
|
19,3 g·cm−3
|
| Masso jinih caiaran pado t.l.
|
17,31 g·cm−3
|
| Titik lebur
|
1337,33 K, 1064,18 °C, 1947,52 °F
|
| Titik didih
|
3243 K, 2970 °C, 5378 °F
|
| Kalor palaburan
|
12,55 kJ·mol−1
|
| Kalor penguapan
|
342 kJ·mol−1
|
| Kapasitas kalor
|
25,418 J·mol−1·K−1
|
| Tokanan uap
|
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
| at T (K)
|
1646
|
1814
|
2021
|
2281
|
2620
|
3078
|
|
| Sipaik atom
|
| Elektronegativitas
|
2,54 (skala Pauling)
|
| Energi ionisasi
|
partamo: {{{1st ionization energy}}} kJ·mol−1
|
| ke-2: {{{2nd ionization energy}}} kJ·mol−1
|
| Jari-jari atom
|
144 pm
|
| Jari-jari kovalen
|
136±6 pm
|
| Jari-jari van der Waals
|
166 pm
|
| Lain-lain
|
| Struktur kristal
|
face centered cubic
|
| Pambanahan magnetik
|
diamagnetik
|
| Katarhambatan elektris
|
(20 °C) 22,14Ω·m
|
| Konduktivitas termal
|
318 W·m−1·K−1
|
| Ekspansi termal
|
(25 °C) 14,2 µm·m−1·K−1
|
| Kacapatan suaro (batang ringan)
|
(suhu kamar) 2030 m·s−1
|
| Modulus Young
|
79 GPa
|
| Modulus Shear
|
27 GPa
|
| Bulk modulus
|
180 GPa
|
| Rasio Poisson
|
0,4
|
| Kakarasan Mohs
|
2,5
|
| Kakarasan Viker
|
188–216 MPa
|
| Kakarasan Brinell
|
188–245 MPa
|
| Nomor CAS
|
7440-57-5
|
| Isotop paliang stabil
|
|
|
| · r
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Navigasi unsur
| ←
|
title="Au: Emas: C" style="font-size: 85%; text-align: left; overflow: hidden; background: transparent; line-height: 150%; padding-left: 2px; border-top: 4px solid #ffff66"|
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References
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