Ytterbium, 70Yb| ngoi-kôn |
|---|
silvery white; with a pale yellow tint[1]
 |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho |
Ytterbium, Yb |
|---|
| ngoi-hìn |
silvery white; with a pale yellow tint[2] |
|---|
| Ytterbium chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
70 |
|---|
| ngièn-chṳ́-liòng (±) |
173.045(10)[3] |
|---|
| ngièn-su lui-phe̍t |
lanthanum-hi |
|---|
| Chhu̍k, fûn-khî |
n/a, f-block |
|---|
| chû-khì |
period 6 |
|---|
| thien-chṳ́ phài-lie̍t |
[Xe] 4f14 6s2 |
|---|
| per shell |
2, 8, 18, 32, 8, 2 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông |
ku-thí |
|---|
| yùng-tiám |
1097 K (824 °C, 1515 °F) |
|---|
| pui-tiám |
1469 K (1196 °C, 2185 °F) |
|---|
| Me̍t-thu near Sit-vûn |
6.90 g·cm−3 |
|---|
|
6.21 g·cm−3 |
| Yùng-fa-ngie̍t |
7.66 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t |
129 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong |
26.74 J·mol−1·K−1 |
|---|
chîn-hi-ap
| P (Pa) |
1 |
10 |
100 |
1 k |
10 k |
100 k |
| chhai T (K) |
736 |
813 |
910 |
1047 |
(1266) |
(1465) |
|
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su |
3, 2, 1 (a basic oxide) |
|---|
| Thien-fu-sin |
Pauling scale: 1.1 (?) |
|---|
| Thien-lì-nèn |
1st: 603.4 kJ·mol−1
2nd: 1174.8 kJ·mol−1
3rd: 2417 kJ·mol−1 |
|---|
| Ngièn-chṳ́ pan-kang |
empirical: 176 pm |
|---|
| Khiung-ka pan-kang |
187±8 pm |
|---|
| Miscellanea |
|---|
| Chîn-thí keu-chho |
face-centered cubic (fcc) |
|---|
| Sâng-suk thin rod |
1590 m·s−1 (at 20 °C) |
|---|
| Ngie̍t-phàng-chong |
β, poly: 26.3 µm·m−1·K−1 (r.t.) |
|---|
| Ngie̍t-chhòn-thô-li̍t |
38.5 W·m−1·K−1 |
|---|
| Thien-chú-li̍t |
β, poly: 0.250 µΩ·m (at r.t.) |
|---|
| Chhṳ̀-sin |
paramagnetic |
|---|
| Young's modulus |
β form: 23.9 GPa |
|---|
| Shear modulus |
β form: 9.9 GPa |
|---|
| Bulk modulus |
β form: 30.5 GPa |
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| Poisson ratio |
β form: 0.207 |
|---|
| Vickers hardness |
205–250 MPa |
|---|
| Brinell hardness |
340–440 MPa |
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| CAS Registry Number |
7440-64-4 |
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| Le̍k-sú |
|---|
| Hí-miàng |
after Ytterby (Sweden), where it was mined |
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| Fat-hien |
Jean Charles Galissard de Marignac (1878) |
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| First isolation |
Georges Urbain (1907) |
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| Chui vún-thin ke thùng-vi-su |
|---|
|
Chú vùn-chông: Ytterbium ke thùng-vi-su |
| iso |
NA |
half-life |
DM |
DE (MeV) |
DP |
| 166Yb |
syn |
56.7 h |
ε |
0.304 |
166Tm |
| 168Yb |
0.13% |
>1.3×1014 y |
(α) |
1.9508 |
164Er |
| (β+β+) |
1.4221 |
168Er |
| 169Yb |
syn |
32.026 d |
ε |
0.909 |
169Tm |
| 170Yb |
3.04% |
– |
(α) |
1.7376 |
166Er |
| 171Yb |
14.28% |
– |
(α) |
1.5589 |
167Er |
| 172Yb |
21.83% |
– |
(α) |
1.3103 |
168Er |
| 173Yb |
16.13% |
– |
(α) |
0.9459 |
169Er |
| 174Yb |
31.83% |
– |
(α) |
0.7401 |
170Er |
| 175Yb |
syn |
4.185 d |
β− |
0.470 |
175Lu |
| 176Yb |
12.76% |
>1.6×1017 y |
(α) |
0.570 |
172Er |
| (β−β−) |
1.083 |
176Hf |
| 177Yb |
syn |
1.911 h |
β− |
1.399 |
177Lu |
|
|
Decay modes in parentheses are predicted, but have not yet been observed |
Ytterbium (Hon-ngî: 鐿 yì) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Yb, ngièn-chṳ́ su-muk he 70.
