Dysprosium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 66, hoà-ha̍k hû-hō sī Dy.
Dysprosium, 66Dy
 |
| Ki-pún sèng-chit |
|---|
| Miâ, hû-hō |
dysprosium, Dy |
|---|
| Gōa-hêng |
silvery white |
|---|
| Dysprosium tī chiu-kî-piáu lāi ê ūi-tì |
|---|
|
|
| Goân-chú-hoan |
66 |
|---|
| Goân-chú-liōng (±) |
162.500(1)[1] |
|---|
| Goân-sò͘ lūi-pia̍t |
lanthanum-hē |
|---|
| Cho̍k, hun-khu |
n/a, f khu |
|---|
| Chiu-kî |
tē 6 chiu-kî |
|---|
| Tiān-chú pâi-lia̍t |
[Xe] 4f10 6s2 |
|---|
| per shell |
2, 8, 18, 28, 8, 2 |
|---|
| Bu̍t-lí sèng-chit |
|---|
| Siòng |
solid |
|---|
| Iûⁿ-tiám |
1680 K (1407 °C, 2565 °F) |
|---|
| Hut-tiám |
2840 K (2562 °C, 4653 °F) |
|---|
| Bi̍t-tō͘ (sek-un) |
8.540 g·cm−3 |
|---|
|
8.37 g·cm−3 |
| Iûⁿ-hoà-jia̍t |
11.06 kJ·mol−1 |
|---|
| Cheng-hoat-jia̍t |
280 kJ·mol−1 |
|---|
| Jia̍t-iông-liōng |
27.7 J·mol−1·K−1 |
|---|
cheng-khì-ap
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
| tī T (K)
|
1378
|
1523
|
(1704)
|
(1954)
|
(2304)
|
(2831)
| |
| Goân-chú sèng-chit |
|---|
| Sng-hòa-sò͘ |
4, 3, 2, 1 (a weakly basic oxide) |
|---|
| Tiān-hū-tō͘ |
Pauling scale: 1.22 |
|---|
| Tiān-lī-lêng |
1st: 573.0 kJ·mol−1
2nd: 1130 kJ·mol−1
3rd: 2200 kJ·mol−1 |
|---|
| Goân-chú pòaⁿ-kèng |
empirical: 178 pm |
|---|
| Kiōng-kè pòaⁿ-kèng |
192±7 pm |
|---|
| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō |
hexagonal close-packed (hcp) |
|---|
| Siaⁿ-sok (sòe kùn-á) |
2710 m·s−1 (at 20 °C) |
|---|
| Jia̍t-phòng-tiòng |
α, poly: 9.9 µm·m−1·K−1 (r.t.) |
|---|
| Jia̍t-thoân-tō-lu̍t |
10.7 W·m−1·K−1 |
|---|
| Tiān-chó͘-lu̍t |
α, poly: 926 nΩ·m (r.t.) |
|---|
| Chû-sèng |
paramagnetic at 300 K |
|---|
| Young hē-sò͘ |
α form: 61.4 GPa |
|---|
| Shear hē-sò͘ |
α form: 24.7 GPa |
|---|
| Bulk hē-sò͘ |
α form: 40.5 GPa |
|---|
| Poisson pí |
α form: 0.247 |
|---|
| Vickers ngē-tō͘ |
410–550 MPa |
|---|
| Brinell ngē-tō͘ |
500–1050 MPa |
|---|
| CAS teng-kì pian-hō |
7429-91-6 |
|---|
| Le̍k-sú |
|---|
| Hoat-hiān |
Lecoq de Boisbaudran (1886) |
|---|
| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
|
Chú bûn-chiong: dysprosium ê tông-ūi-sò͘ |
| iso
|
NA
|
half-life
|
DM
|
DE (MeV)
|
DP
|
| 154Dy
|
syn
|
3.0×106 y
|
α
|
2.947
|
150Gd
|
| 156Dy
|
0.06%
|
>1×1018 y
|
(α)
|
1.7579
|
152Gd
|
| (β+β+)
|
2.0108
|
156Gd
|
| 158Dy
|
0.10%
|
–
|
(α)
|
0.8748
|
154Gd
|
| (β+β+)
|
0.2833
|
158Gd
|
| 160Dy
|
2.34%
|
–
|
(α)
|
0.4387
|
156Gd
|
| 161Dy
|
18.91%
|
–
|
(α)
|
0.3443
|
157Gd
|
| 162Dy
|
25.51%
|
–
|
(α)
|
0.0847
|
158Gd
|
| 163Dy
|
24.90%
|
–
|
(SF)
|
<79.055
|
|
| 164Dy
|
28.18%
|
–
|
(SF)
|
<79.499
|
| |
|
Decay modes in parentheses are predicted, but have not yet been observed |
