Thulium
Thulium, 69Tm
 |
| Ki-pún sèng-chit |
|---|
| Miâ, hû-hō |
thulium, Tm |
|---|
| Gōa-hêng |
silvery gray |
|---|
| Thulium tī chiu-kî-piáu lāi ê ūi-tì |
|---|
|
|
| Goân-chú-hoan |
69 |
|---|
| Goân-chú-liōng (±) |
168.93422(2)[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] 4f13 6s2 |
|---|
| per shell |
2, 8, 18, 31, 8, 2 |
|---|
| Bu̍t-lí sèng-chit |
|---|
| Siòng |
solid |
|---|
| Iûⁿ-tiám |
1818 K (1545 °C, 2813 °F) |
|---|
| Hut-tiám |
2223 K (1950 °C, 3542 °F) |
|---|
| Bi̍t-tō͘ (sek-un) |
9.32 g·cm−3 |
|---|
|
8.56 g·cm−3 |
| Iûⁿ-hoà-jia̍t |
16.84 kJ·mol−1 |
|---|
| Cheng-hoat-jia̍t |
191 kJ·mol−1 |
|---|
| Jia̍t-iông-liōng |
27.03 J·mol−1·K−1 |
|---|
cheng-khì-ap
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
| tī T (K)
|
1117
|
1235
|
1381
|
1570
|
(1821)
|
(2217)
| |
| Goân-chú sèng-chit |
|---|
| Sng-hòa-sò͘ |
2, 3 (a basic oxide) |
|---|
| Tiān-hū-tō͘ |
Pauling scale: 1.25 |
|---|
| Tiān-lī-lêng |
1st: 596.7 kJ·mol−1
2nd: 1160 kJ·mol−1
3rd: 2285 kJ·mol−1 |
|---|
| Goân-chú pòaⁿ-kèng |
empirical: 176 pm |
|---|
| Kiōng-kè pòaⁿ-kèng |
190±10 pm |
|---|
| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō |
hexagonal close-packed (hcp) |
|---|
| Jia̍t-phòng-tiòng |
poly: 13.3 µm·m−1·K−1 (at r.t.) |
|---|
| Jia̍t-thoân-tō-lu̍t |
16.9 W·m−1·K−1 |
|---|
| Tiān-chó͘-lu̍t |
poly: 676 nΩ·m (at r.t.) |
|---|
| Chû-sèng |
paramagnetic (at 300 K) |
|---|
| Young hē-sò͘ |
74.0 GPa |
|---|
| Shear hē-sò͘ |
30.5 GPa |
|---|
| Bulk hē-sò͘ |
44.5 GPa |
|---|
| Poisson pí |
0.213 |
|---|
| Vickers ngē-tō͘ |
470–650 MPa |
|---|
| Brinell ngē-tō͘ |
470–900 MPa |
|---|
| CAS teng-kì pian-hō |
7440-30-4 |
|---|
| Le̍k-sú |
|---|
| Hō-miâ |
after Thule, a mythical region in Scandinavia |
|---|
| Hoat-hiān kap siōng chá ê tông-ūi-sò͘ |
Per Teodor Cleve (1879) |
|---|
| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
|
Chú bûn-chiong: thulium ê tông-ūi-sò͘ |
| iso
|
NA
|
half-life
|
DM
|
DE (MeV)
|
DP
|
| 167Tm
|
syn
|
9.25 d
|
ε
|
0.748
|
167Er
|
| 168Tm
|
syn
|
93.1 d
|
ε
|
1.679
|
168Er
|
| 169Tm
|
100%
|
–
|
(α)
|
1.2004
|
165Ho
|
| 170Tm
|
syn
|
128.6 d
|
β−
|
0.968
|
170Yb
|
| 171Tm
|
syn
|
1.92 y
|
β−
|
0.096
|
171Yb
| |
|
Decay modes in parentheses are predicted, but have not yet been observed |
Thulium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 69, hoà-ha̍k hû-hō sī Tm.
Chham-khó
