Vanadium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 23, hoà-ha̍k hû-hō sī V.
Vanadium, 23V
![](http://178.128.105.246/cars-http-upload.wikimedia.org/wikipedia/commons/thumb/9/98/Vanadium_etched.jpg/220px-Vanadium_etched.jpg) |
Ki-pún sèng-chit |
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Miâ, hû-hō |
vanadium, V |
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Gōa-hêng |
blue-silver-grey metal |
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Vanadium tī chiu-kî-piáu lāi ê ūi-tì |
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Goân-chú-hoan |
23 |
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Goân-chú-liōng (±) |
50.9415(1)[1] |
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Goân-sò͘ lūi-pia̍t |
kòe-tō͘ kim-sio̍k |
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Cho̍k, hun-khu |
5 cho̍k, d khu |
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Chiu-kî |
tē 4 chiu-kî |
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Tiān-chú pâi-lia̍t |
[Ar] 3d3 4s2 |
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per shell |
2, 8, 11, 2 |
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Bu̍t-lí sèng-chit |
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Siòng |
kò͘-thé |
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Iûⁿ-tiám |
2183 K (1910 °C, 3470 °F) |
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Hut-tiám |
3680 K (3407 °C, 6165 °F) |
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Bi̍t-tō͘ (sek-un) |
6.0 g·cm−3 |
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5.5 g·cm−3 |
Iûⁿ-hoà-jia̍t |
21.5 kJ·mol−1 |
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Cheng-hoat-jia̍t |
444 kJ·mol−1 |
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Jia̍t-iông-liōng |
24.89 J·mol−1·K−1 |
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cheng-khì-ap
P (Pa)
|
1
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10
|
100
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1 k
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10 k
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100 k
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tī T (K)
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2101
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2289
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2523
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2814
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3187
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3679
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Goân-chú sèng-chit |
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Sng-hòa-sò͘ |
5, 4, 3, 2, 1, −1, −3 (an amphoteric oxide) |
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Tiān-hū-tō͘ |
Pauling scale: 1.63 |
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Tiān-lī-lêng |
1st: 650.9 kJ·mol−1 2nd: 1414 kJ·mol−1 3rd: 2830 kJ·mol−1 (more) |
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Goân-chú pòaⁿ-kèng |
empirical: 134 pm |
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Kiōng-kè pòaⁿ-kèng |
153±8 pm |
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Cha̍p-lio̍k |
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Chiⁿ-thé kò͘-chō |
body-centered cubic (bcc) |
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Siaⁿ-sok (sòe kùn-á) |
4560 m·s−1 (at 20 °C) |
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Jia̍t-phòng-tiòng |
8.4 µm·m−1·K−1 (at 25 °C) |
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Jia̍t-thoân-tō-lu̍t |
30.7 W·m−1·K−1 |
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Tiān-chó͘-lu̍t |
197 nΩ·m (at 20 °C) |
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Chû-sèng |
paramagnetic |
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Young hē-sò͘ |
128 GPa |
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Shear hē-sò͘ |
47 GPa |
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Bulk hē-sò͘ |
160 GPa |
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Poisson pí |
0.37 |
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Mohs ngē-tō͘ |
6.7 |
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Vickers ngē-tō͘ |
628–640 MPa |
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Brinell ngē-tō͘ |
600–742 MPa |
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CAS teng-kì pian-hō |
7440-62-2 |
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Le̍k-sú |
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Hoat-hiān |
Andrés Manuel del Río (1801) |
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Siōng chá hû-lî |
Nils Gabriel Sefström (1830) |
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hō-miâ |
Nils Gabriel Sefström (1830) |
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Chòe ún-tēng ê tông-ūi-sò͘ |
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Chú bûn-chiong: vanadium ê tông-ūi-sò͘ |
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