ngoi-kôn |
---|
silvery white
 |
Kî-pún sin-sit |
---|
Miàng, fù-ho |
dysprosium, Dy |
---|
ngoi-hìn |
silvery white |
---|
Dysprosium chhai chû-khì-péu ke vi-chi |
---|
|
ngièn-chṳ́ sì-sú |
66 |
---|
ngièn-chṳ́-liòng (±) |
162.500(1)[1] |
---|
ngièn-su lui-phe̍t |
lanthanum-hi |
---|
Chhu̍k, fûn-khî |
n/a, f-block |
---|
chû-khì |
period 6 |
---|
thien-chṳ́ phài-lie̍t |
[Xe] 4f10 6s2 |
---|
per shell |
2, 8, 18, 28, 8, 2 |
---|
vu̍t-lî sin-chṳt |
---|
Siông |
ku-thí |
---|
yùng-tiám |
1680 K (1407 °C, 2565 °F) |
---|
pui-tiám |
2840 K (2562 °C, 4653 °F) |
---|
Me̍t-thu near Sit-vûn |
8.540 g·cm−3 |
---|
8.37 g·cm−3 |
Yùng-fa-ngie̍t |
11.06 kJ·mol−1 |
---|
Chîn-fat-ngie̍t |
280 kJ·mol−1 |
---|
Ngie̍t-yùng-liong |
27.7 J·mol−1·K−1 |
---|
chîn-hi-ap
P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
| chhai T (K)
|
1378
|
1523
|
(1704)
|
(1954)
|
(2304)
|
(2831)
|
|
Ngièn-chṳ́ sin-chṳt |
---|
Yông-fa-su |
4, 3, 2, 1 (a weakly basic oxide) |
---|
Thien-fu-sin |
Pauling scale: 1.22 |
---|
Thien-lì-nèn |
1st: 573.0 kJ·mol−1 2nd: 1130 kJ·mol−1 3rd: 2200 kJ·mol−1 |
---|
Ngièn-chṳ́ pan-kang |
empirical: 178 pm |
---|
Khiung-ka pan-kang |
192±7 pm |
---|
Miscellanea |
---|
Chîn-thí keu-chho |
hexagonal close-packed (hcp) |
---|
Sâng-suk thin rod |
2710 m·s−1 (at 20 °C) |
---|
Ngie̍t-phàng-chong |
α, poly: 9.9 µm·m−1·K−1 (r.t.) |
---|
Ngie̍t-chhòn-thô-li̍t |
10.7 W·m−1·K−1 |
---|
Thien-chú-li̍t |
α, poly: 926 nΩ·m (r.t.) |
---|
Chhṳ̀-sin |
paramagnetic at 300 K |
---|
Young's modulus |
α form: 61.4 GPa |
---|
Shear modulus |
α form: 24.7 GPa |
---|
Bulk modulus |
α form: 40.5 GPa |
---|
Poisson ratio |
α form: 0.247 |
---|
Vickers hardness |
410–550 MPa |
---|
Brinell hardness |
500–1050 MPa |
---|
CAS Registry Number |
7429-91-6 |
---|
Le̍k-sú |
---|
Fat-hien |
Lecoq de Boisbaudran (1886) |
---|
Chui vún-thin ke thùng-vi-su |
---|
Chú vùn-chông: dysprosium ke thùng-vi-su |
|
Decay modes in parentheses are predicted, but have not yet been observed |