Thulium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 69, hoà-ha̍k hû-hō sī Tm.
Thulium, 69Tm
![](http://178.128.105.246/cars-http-upload.wikimedia.org/wikipedia/commons/thumb/1/1e/Thulium_sublimed_dendritic_and_1cm3_cube.jpg/220px-Thulium_sublimed_dendritic_and_1cm3_cube.jpg) |
Ki-pún sèng-chit |
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Miâ, hû-hō |
thulium, Tm |
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Gōa-hêng |
silvery gray |
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Thulium tī chiu-kî-piáu lāi ê ūi-tì |
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|
Goân-chú-hoan |
69 |
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Goân-chú-liōng (±) |
168.93422(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] 4f13 6s2 |
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per shell |
2, 8, 18, 31, 8, 2 |
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Bu̍t-lí sèng-chit |
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Siòng |
solid |
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Iûⁿ-tiám |
1818 K (1545 °C, 2813 °F) |
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Hut-tiám |
2223 K (1950 °C, 3542 °F) |
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Bi̍t-tō͘ (sek-un) |
9.32 g·cm−3 |
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8.56 g·cm−3 |
Iûⁿ-hoà-jia̍t |
16.84 kJ·mol−1 |
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Cheng-hoat-jia̍t |
191 kJ·mol−1 |
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Jia̍t-iông-liōng |
27.03 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)
|
1117
|
1235
|
1381
|
1570
|
(1821)
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(2217)
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Goân-chú sèng-chit |
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Sng-hòa-sò͘ |
2, 3 (a basic oxide) |
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Tiān-hū-tō͘ |
Pauling scale: 1.25 |
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Tiān-lī-lêng |
1st: 596.7 kJ·mol−1 2nd: 1160 kJ·mol−1 3rd: 2285 kJ·mol−1 |
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Goân-chú pòaⁿ-kèng |
empirical: 176 pm |
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Kiōng-kè pòaⁿ-kèng |
190±10 pm |
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Cha̍p-lio̍k |
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Chiⁿ-thé kò͘-chō |
hexagonal close-packed (hcp) |
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Jia̍t-phòng-tiòng |
poly: 13.3 µm·m−1·K−1 (at r.t.) |
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Jia̍t-thoân-tō-lu̍t |
16.9 W·m−1·K−1 |
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Tiān-chó͘-lu̍t |
poly: 676 nΩ·m (at r.t.) |
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Chû-sèng |
paramagnetic (at 300 K) |
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Young hē-sò͘ |
74.0 GPa |
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Shear hē-sò͘ |
30.5 GPa |
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Bulk hē-sò͘ |
44.5 GPa |
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Poisson pí |
0.213 |
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Vickers ngē-tō͘ |
470–650 MPa |
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Brinell ngē-tō͘ |
470–900 MPa |
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CAS teng-kì pian-hō |
7440-30-4 |
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Le̍k-sú |
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Hō-miâ |
after Thule, a mythical region in Scandinavia |
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Hoat-hiān kap siōng chá ê tông-ūi-sò͘ |
Per Teodor Cleve (1879) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: thulium ê tông-ūi-sò͘ |
|
Decay modes in parentheses are predicted, but have not yet been observed |