Holmium, 67Ho| ngoi-kôn |
|---|
silvery white
 |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho |
Holmium, Ho |
|---|
| ngoi-hìn |
silvery white |
|---|
| Holmium chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
67 |
|---|
| ngièn-chṳ́-liòng (±) |
164.93033(2)[1] |
|---|
| ngièn-su lui-phe̍t |
lanthanum-hi |
|---|
| Chhu̍k, fûn-khî |
n/a, f-block |
|---|
| chû-khì |
period 6 |
|---|
| thien-chṳ́ phài-lie̍t |
[Xe] 4f11 6s2 |
|---|
| per shell |
2, 8, 18, 29, 8, 2 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông |
ku-thí |
|---|
| yùng-tiám |
1734 K (1461 °C, 2662 °F) |
|---|
| pui-tiám |
2873 K (2600 °C, 4712 °F) |
|---|
| Me̍t-thu near Sit-vûn |
8.79 g·cm−3 |
|---|
|
8.34 g·cm−3 |
| Yùng-fa-ngie̍t |
17.0 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t |
251 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong |
27.15 J·mol−1·K−1 |
|---|
chîn-hi-ap
| P (Pa) |
1 |
10 |
100 |
1 k |
10 k |
100 k |
| chhai T (K) |
1432 |
1584 |
(1775) |
(2040) |
(2410) |
(2964) |
|
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su |
3, 2, 1 (a basic oxide) |
|---|
| Thien-fu-sin |
Pauling scale: 1.23 |
|---|
| Thien-lì-nèn |
1st: 581.0 kJ·mol−1
2nd: 1140 kJ·mol−1
3rd: 2204 kJ·mol−1 |
|---|
| Ngièn-chṳ́ pan-kang |
empirical: 176 pm |
|---|
| Khiung-ka pan-kang |
192±7 pm |
|---|
| Miscellanea |
|---|
| Chîn-thí keu-chho |
hexagonal close-packed (hcp) |
|---|
| Sâng-suk thin rod |
2760 m·s−1 (at 20 °C) |
|---|
| Ngie̍t-phàng-chong |
poly: 11.2 µm·m−1·K−1 (at r.t.) |
|---|
| Ngie̍t-chhòn-thô-li̍t |
16.2 W·m−1·K−1 |
|---|
| Thien-chú-li̍t |
poly: 814 nΩ·m (at r.t.) |
|---|
| Chhṳ̀-sin |
paramagnetic |
|---|
| Young's modulus |
64.8 GPa |
|---|
| Shear modulus |
26.3 GPa |
|---|
| Bulk modulus |
40.2 GPa |
|---|
| Poisson ratio |
0.231 |
|---|
| Vickers hardness |
410–600 MPa |
|---|
| Brinell hardness |
500–1250 MPa |
|---|
| CAS Registry Number |
7440-60-0 |
|---|
| Le̍k-sú |
|---|
| Fat-hien |
Marc Delafontaine (1878) |
|---|
| Chui vún-thin ke thùng-vi-su |
|---|
|
Chú vùn-chông: Holmium ke thùng-vi-su |
| iso |
NA |
half-life |
DM |
DE (MeV) |
DP |
| 163Ho |
syn |
4570 y |
ε |
0.003 |
163Dy |
| 164Ho |
syn |
29 min |
ε |
0.987 |
164Dy |
| 165Ho |
100% |
– |
(α) |
0.1394 |
161Tb |
| 166Ho |
syn |
26.763 h |
β− |
1.855 |
166Er |
| 167Ho |
syn |
3.1 h |
β− |
1.007 |
167Er |
|
|
Decay modes in parentheses are predicted, but have not yet been observed |
Holmium (Hon-ngî: 鈥 huǒ) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Ho, ngièn-chṳ́ su-muk he 67.
