Holmium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 67, hoà-ha̍k hû-hō sī Ho.
Holmium, 67Ho
![](http://178.128.105.246/cars-http-upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Holmium2.jpg/220px-Holmium2.jpg) |
Ki-pún sèng-chit |
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Miâ, hû-hō |
holmium, Ho |
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Gōa-hêng |
silvery white |
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Holmium tī chiu-kî-piáu lāi ê ūi-tì |
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|
Goân-chú-hoan |
67 |
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Goân-chú-liōng (±) |
164.93033(2)[1] |
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Goân-sò͘ lūi-pia̍t |
lanthanum-hē |
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Cho̍k, hun-khu |
n/a, f khu |
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Chiu-kî |
tē 6 chiu-kî |
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Tiān-chú pâi-lia̍t |
[Xe] 4f11 6s2 |
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per shell |
2, 8, 18, 29, 8, 2 |
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Bu̍t-lí sèng-chit |
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Siòng |
solid |
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Iûⁿ-tiám |
1734 K (1461 °C, 2662 °F) |
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Hut-tiám |
2873 K (2600 °C, 4712 °F) |
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Bi̍t-tō͘ (sek-un) |
8.79 g·cm−3 |
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8.34 g·cm−3 |
Iûⁿ-hoà-jia̍t |
17.0 kJ·mol−1 |
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Cheng-hoat-jia̍t |
251 kJ·mol−1 |
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Jia̍t-iông-liōng |
27.15 J·mol−1·K−1 |
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cheng-khì-ap
P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
tī T (K)
|
1432
|
1584
|
(1775)
|
(2040)
|
(2410)
|
(2964)
| |
Goân-chú sèng-chit |
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Sng-hòa-sò͘ |
3, 2, 1 (a basic oxide) |
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Tiān-hū-tō͘ |
Pauling scale: 1.23 |
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Tiān-lī-lêng |
1st: 581.0 kJ·mol−1 2nd: 1140 kJ·mol−1 3rd: 2204 kJ·mol−1 |
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Goân-chú pòaⁿ-kèng |
empirical: 176 pm |
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Kiōng-kè pòaⁿ-kèng |
192±7 pm |
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Cha̍p-lio̍k |
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Chiⁿ-thé kò͘-chō |
hexagonal close-packed (hcp) |
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Siaⁿ-sok (sòe kùn-á) |
2760 m·s−1 (at 20 °C) |
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Jia̍t-phòng-tiòng |
poly: 11.2 µm·m−1·K−1 (at r.t.) |
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Jia̍t-thoân-tō-lu̍t |
16.2 W·m−1·K−1 |
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Tiān-chó͘-lu̍t |
poly: 814 nΩ·m (at r.t.) |
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Chû-sèng |
paramagnetic |
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Young hē-sò͘ |
64.8 GPa |
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Shear hē-sò͘ |
26.3 GPa |
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Bulk hē-sò͘ |
40.2 GPa |
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Poisson pí |
0.231 |
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Vickers ngē-tō͘ |
410–600 MPa |
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Brinell ngē-tō͘ |
500–1250 MPa |
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CAS teng-kì pian-hō |
7440-60-0 |
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Le̍k-sú |
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Hoat-hiān |
Marc Delafontaine (1878) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: holmium ê tông-ūi-sò͘ |
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 |