Yttrium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 39, hoà-ha̍k hû-hō sī Y.
Yttrium, 39Y
 |
Ki-pún sèng-chit |
---|
Miâ, hû-hō |
yttrium, Y |
---|
Gōa-hêng |
silvery white |
---|
Yttrium tī chiu-kî-piáu lāi ê ūi-tì |
---|
|
Goân-chú-hoan |
39 |
---|
Goân-chú-liōng (±) |
88.90584(2)[1] |
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Goân-sò͘ lūi-pia̍t |
kòe-tō͘ kim-sio̍k |
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Cho̍k, hun-khu |
3 cho̍k, d khu |
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Chiu-kî |
tē 5 chiu-kî |
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Tiān-chú pâi-lia̍t |
[Kr] 4d1 5s2 |
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per shell |
2, 8, 18, 9, 2 |
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Bu̍t-lí sèng-chit |
---|
Siòng |
solid |
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Iûⁿ-tiám |
1799 K (1526 °C, 2779 °F) |
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Hut-tiám |
3203 K (2930 °C, 5306 °F) |
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Bi̍t-tō͘ (sek-un) |
4.472 g·cm−3 |
---|
4.24 g·cm−3 |
Iûⁿ-hoà-jia̍t |
11.42 kJ·mol−1 |
---|
Cheng-hoat-jia̍t |
363 kJ·mol−1 |
---|
Jia̍t-iông-liōng |
26.53 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)
|
1883
|
2075
|
(2320)
|
(2627)
|
(3036)
|
(3607)
|
|
Goân-chú sèng-chit |
---|
Sng-hòa-sò͘ |
3, 2, 1 (a weakly basic oxide) |
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Tiān-hū-tō͘ |
Pauling scale: 1.22 |
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Tiān-lī-lêng |
1st: 600 kJ·mol−1 2nd: 1180 kJ·mol−1 3rd: 1980 kJ·mol−1 |
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Goân-chú pòaⁿ-kèng |
empirical: 180 pm |
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Kiōng-kè pòaⁿ-kèng |
190±7 pm |
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Cha̍p-lio̍k |
---|
Chiⁿ-thé kò͘-chō |
hexagonal close-packed (hcp) |
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Siaⁿ-sok (sòe kùn-á) |
3300 m·s−1 (at 20 °C) |
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Jia̍t-phòng-tiòng |
α, poly: 10.6 µm·m−1·K−1 (at r.t.) |
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Jia̍t-thoân-tō-lu̍t |
17.2 W·m−1·K−1 |
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Tiān-chó͘-lu̍t |
α, poly: 596 nΩ·m (at r.t.) |
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Chû-sèng |
paramagnetic[2] |
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Young hē-sò͘ |
63.5 GPa |
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Shear hē-sò͘ |
25.6 GPa |
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Bulk hē-sò͘ |
41.2 GPa |
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Poisson pí |
0.243 |
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Brinell ngē-tō͘ |
200–589 MPa |
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CAS teng-kì pian-hō |
7440-65-5 |
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Le̍k-sú |
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Hō-miâ |
after Ytterby, Sweden and its mineral ytterbite (gadolinite) |
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Hoat-hiān |
Johan Gadolin (1794) |
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Siōng chá hû-lî |
Carl Gustav Mosander (1840) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: yttrium ê tông-ūi-sò͘ |
iso
|
NA
|
half-life
|
DM
|
DE (MeV)
|
DP
|
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87Y
|
syn
|
3.35 d
|
ε
|
–
|
87Sr
| γ
|
0.48, 0.38D
|
–
| 88Y
|
syn
|
106.6 d
|
ε
|
–
|
88Sr
| γ
|
1.83, 0.89
|
–
| 89Y
|
100%
|
89Y is stable with 50 neutrons
| 90Y
|
syn
|
2.67 d
|
β−
|
2.28
|
90Zr
| γ
|
2.18
|
–
| 91Y
|
syn
|
58.5 d
|
β− |
1.54
|
91Zr
| γ
|
1.20
|
–
|
|