Ngiùn, 47Ag| ngoi-kôn |
|---|
lustrous white metal
Electrolytically refined silver |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho |
Ngiùn, Ag |
|---|
| Yîn-ngî |
silver |
|---|
| ngoi-hìn |
lustrous white metal |
|---|
| Ngiùn chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
47 |
|---|
| ngièn-chṳ́-liòng (±) |
107.8682(2)[1] |
|---|
| ngièn-su lui-phe̍t |
ko-thu kîm-su̍k |
|---|
| Chhu̍k, fûn-khî |
11 chhu̍k, d-block |
|---|
| chû-khì |
period 5 |
|---|
| thien-chṳ́ phài-lie̍t |
[Kr] 4d10 5s1 |
|---|
| per shell |
2, 8, 18, 18, 1 |
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| vu̍t-lî sin-chṳt |
|---|
| Siông |
ku-thí |
|---|
| yùng-tiám |
1234.93 K (961.78 °C, 1763.2 °F) |
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| pui-tiám |
2435 K (2162 °C, 3924 °F) |
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| Me̍t-thu near Sit-vûn |
10.49 g·cm−3 |
|---|
|
9.320 g·cm−3 |
| Yùng-fa-ngie̍t |
11.28 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t |
254 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong |
25.350 J·mol−1·K−1 |
|---|
chîn-hi-ap
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
| chhai T (K)
|
1283
|
1413
|
1575
|
1782
|
2055
|
2433
| |
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su |
−2, −1, 1, 2, 3, 4 (an amphoteric oxide) |
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| Thien-fu-sin |
Pauling scale: 1.93 |
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| Thien-lì-nèn |
1st: 731.0 kJ·mol−1
2nd: 2070 kJ·mol−1
3rd: 3361 kJ·mol−1 |
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| Ngièn-chṳ́ pan-kang |
empirical: 144 pm |
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| Khiung-ka pan-kang |
145±5 pm |
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| Van der Waals pan-kang |
172 pm |
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| Miscellanea |
|---|
| Chîn-thí keu-chho |
face-centered cubic (fcc) |
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| Sâng-suk thin rod |
2680 m·s−1 (at r.t.) |
|---|
| Ngie̍t-phàng-chong |
18.9 µm·m−1·K−1 (at 25 °C) |
|---|
| Ngie̍t-chhòn-thô-li̍t |
429 W·m−1·K−1 |
|---|
| Ngie̍t-khok-san-li̍t |
174 mm2·s−1 (at 300 K) |
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| Thien-chú-li̍t |
15.87 nΩ·m (at 20 °C) |
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| Chhṳ̀-sin |
diamagnetic[2] |
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| Young's modulus |
83 GPa |
|---|
| Shear modulus |
30 GPa |
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| Bulk modulus |
100 GPa |
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| Poisson ratio |
0.37 |
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| Mohs hardness |
2.5 |
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| Vickers hardness |
251 MPa |
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| Brinell hardness |
206–250 MPa |
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| CAS Registry Number |
7440-22-4 |
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| Le̍k-sú |
|---|
| Fat-hien |
before 5000 BC |
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| Chui vún-thin ke thùng-vi-su |
|---|
|
Chú vùn-chông: Ngiùn ke thùng-vi-su |
|
|
|
Decay modes in parentheses are predicted, but have not yet been observed |
Ngiùn (銀) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Ag, ngièn-chṳ́ su-muk he 47. Ngiùn he ko-thu kîm-su̍k, tshòn-thô sin-nèn fî-sòng hau. Tshṳ-yèn ko yû-sṳ̀ vun-tó kí-ke sùn kîm-su̍k. Nè-thu kîm-su̍k khó-yî tso-sṳ̀n ngiùn-è lâu tsû-pó tén-tén yung-tshu.
