Terbium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 65, hoà-ha̍k hû-hō sī Tb.
Terbium, 65Tb
|
Ki-pún sèng-chit |
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Miâ, hû-hō |
terbium, Tb |
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Gōa-hêng |
silvery white |
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Terbium tī chiu-kî-piáu lāi ê ūi-tì |
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|
Goân-chú-hoan |
65 |
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Goân-chú-liōng (±) |
158.92535(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] 4f9 6s2 |
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per shell |
2, 8, 18, 27, 8, 2 |
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Bu̍t-lí sèng-chit |
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Siòng |
solid |
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Iûⁿ-tiám |
1629 K (1356 °C, 2473 °F) |
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Hut-tiám |
3396 K (3123 °C, 5653 °F) |
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Bi̍t-tō͘ (sek-un) |
8.23 g·cm−3 |
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7.65 g·cm−3 |
Iûⁿ-hoà-jia̍t |
10.15 kJ·mol−1 |
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Cheng-hoat-jia̍t |
391 kJ·mol−1 |
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Jia̍t-iông-liōng |
28.91 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)
|
1789
|
1979
|
(2201)
|
(2505)
|
(2913)
|
(3491)
| |
Goân-chú sèng-chit |
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Sng-hòa-sò͘ |
4, 3, 2, 1 (a weakly basic oxide) |
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Tiān-hū-tō͘ |
Pauling scale: 1.2 (?) |
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Tiān-lī-lêng |
1st: 565.8 kJ·mol−1 2nd: 1110 kJ·mol−1 3rd: 2114 kJ·mol−1 |
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Goân-chú pòaⁿ-kèng |
empirical: 177 pm |
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Kiōng-kè pòaⁿ-kèng |
194±5 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) |
2620 m·s−1 (at 20 °C) |
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Jia̍t-phòng-tiòng |
at r.t. α, poly: 10.3 µm·m−1·K−1 |
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Jia̍t-thoân-tō-lu̍t |
11.1 W·m−1·K−1 |
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Tiān-chó͘-lu̍t |
α, poly: 1.150 µΩ·m (at r.t.) |
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Chû-sèng |
paramagnetic at 300 K |
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Young hē-sò͘ |
α form: 55.7 GPa |
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Shear hē-sò͘ |
α form: 22.1 GPa |
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Bulk hē-sò͘ |
α form: 38.7 GPa |
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Poisson pí |
α form: 0.261 |
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Vickers ngē-tō͘ |
450–865 MPa |
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Brinell ngē-tō͘ |
675–1200 MPa |
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CAS teng-kì pian-hō |
7440-27-9 |
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Le̍k-sú |
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Hō-miâ |
after Ytterby (Sweden), where it was mined |
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Hoat-hiān kap siōng chá ê tông-ūi-sò͘ |
Carl Gustaf Mosander (1842) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: terbium ê tông-ūi-sò͘ |
|
Decay modes in parentheses are predicted, but have not yet been observed |