Ytterbium (Hon-ngî: 鐿 yì) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Yb, ngièn-chṳ́ su-muk he 70.
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[1] |
|---|
| Ytterbium chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
70 |
|---|
| ngièn-chṳ́-liòng (±) |
173.045(10)[2] |
|---|
| 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 |
|---|
| Poisson ratio |
β form: 0.207 |
|---|
| Vickers hardness |
205–250 MPa |
|---|
| Brinell hardness |
340–440 MPa |
|---|
| CAS Registry Number |
7440-64-4 |
|---|
| Le̍k-sú |
|---|
| Hí-miàng |
after Ytterby (Sweden), where it was mined |
|---|
| Fat-hien |
Jean Charles Galissard de Marignac (1878) |
|---|
| First isolation |
Georges Urbain (1907) |
|---|
| 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 |
