 electrolytically refined cobalt chips |
| Ki-pún sèng-chit |
|---|
| Miâ,hû-hō | cobalt, Co |
|---|
| Gōa-hêng | hard lustrous gray metal |
|---|
| Cobalt tīchiu-kî-piáu lāi ê ūi-tì |
|---|
|
| Goân-chú-hoan | 27 |
|---|
| Goân-chú-liōng (±) | 58.933194(4)[1] |
|---|
| Goân-sò͘ lūi-pia̍t | kòe-tō͘ kim-sio̍k |
|---|
| Cho̍k,hun-khu | 9 cho̍k, d khu |
|---|
| Chiu-kî | tē 4 chiu-kî |
|---|
| Tiān-chú pâi-lia̍t | [Ar] 3d7 4s2 |
|---|
| per shell | 2, 8, 15, 2 |
|---|
| Bu̍t-lí sèng-chit |
|---|
| Sek-chhái | metallic gray |
|---|
| Siòng | kò͘-thé |
|---|
| Iûⁿ-tiám | 1768 K (1495 °C, 2723 °F) |
|---|
| Hut-tiám | 3200 K (2927 °C, 5301 °F) |
|---|
| Bi̍t-tō͘ (sek-un) | 8.90 g·cm−3 |
|---|
| 8.86 g·cm−3 |
| Iûⁿ-hoà-jia̍t | 16.06 kJ·mol−1 |
|---|
| Cheng-hoat-jia̍t | 377 kJ·mol−1 |
|---|
| Jia̍t-iông-liōng | 24.81 J·mol−1·K−1 |
|---|
cheng-khì-ap| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k | | tī T (K) | 1790 | 1960 | 2165 | 2423 | 2755 | 3198 |
|
| Goân-chú sèng-chit |
|---|
| Sng-hòa-sò͘ | −3, −1, +1,+2,+3, +4, +5[2] (anamphoteric oxide) |
|---|
| Tiān-hū-tō͘ | Pauling scale: 1.88 |
|---|
| Tiān-lī-lêng | 1st: 760.4 kJ·mol−1
2nd: 1648 kJ·mol−1
3rd: 3232 kJ·mol−1
(more) |
|---|
| Goân-chú pòaⁿ-kèng | empirical: 125 pm |
|---|
| Kiōng-kè pòaⁿ-kèng | Low spin: 126±3 pm
High spin: 150±7 pm |
|---|
| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō | hexagonal close-packed (hcp) |
|---|
| Siaⁿ-sok (sòe kùn-á) | 4720 m·s−1 (at 20 °C) |
|---|
| Jia̍t-phòng-tiòng | 13.0 µm·m−1·K−1 (at 25 °C) |
|---|
| Jia̍t-thoân-tō-lu̍t | 100 W·m−1·K−1 |
|---|
| Tiān-chó͘-lu̍t | 62.4 nΩ·m (at 20 °C) |
|---|
| Chû-sèng | ferromagnetic |
|---|
| Young hē-sò͘ | 209 GPa |
|---|
| Shear hē-sò͘ | 75 GPa |
|---|
| Bulk hē-sò͘ | 180 GPa |
|---|
| Poisson pí | 0.31 |
|---|
| Mohs ngē-tō͘ | 5.0 |
|---|
| Vickers ngē-tō͘ | 1043 MPa |
|---|
| Brinell ngē-tō͘ | 470–3000 MPa |
|---|
| CAS teng-kì pian-hō | 7440-48-4 |
|---|
| Le̍k-sú |
|---|
| Hoat-hiān | Georg Brandt (1732) |
|---|
| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
| Chú bûn-chiong:cobalt ê tông-ūi-sò͘ |
|
