| ngoi-kôn |
|---|
gîn-á khoán kim-sio̍k
kiat-chiⁿ |
| Kî-pún sin-sit |
|---|
| Miàng,fù-ho | Chromium, Cr |
|---|
| ngoi-hìn | gîn-á khoán kim-sio̍k |
|---|
| Chromium chhaichû-khì-péu ke vi-chi |
|---|
|
| ngièn-chṳ́ sì-sú | 24 |
|---|
| ngièn-chṳ́-liòng (±) | 51.9961(6)[1] |
|---|
| ngièn-su lui-phe̍t | ko-thu kîm-su̍k |
|---|
| Chhu̍k,fûn-khî | 6 chhu̍k, d-block |
|---|
| chû-khì | period 4 |
|---|
| thien-chṳ́ phài-lie̍t | [Ar] 3d5 4s1 |
|---|
| per shell | 2, 8, 13, 1 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông | ku-thí |
|---|
| yùng-tiám | 2180 K (1907 °C, 3465 °F) |
|---|
| pui-tiám | 2944 K (2671 °C, 4840 °F) |
|---|
| Me̍t-thu near Sit-vûn | 7.19 g·cm−3 |
|---|
| 6.3 g·cm−3 |
| Yùng-fa-ngie̍t | 21.0 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t | 347 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong | 23.35 J·mol−1·K−1 |
|---|
chîn-hi-ap| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k | | chhai T (K) | 1656 | 1807 | 1991 | 2223 | 2530 | 2942 |
|
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su | 6, 5, 4,3, 2, 1, −1, −2, −4 (depending on the oxidation state, an acidic, basic, oramphoteric oxide) |
|---|
| Thien-fu-sin | Pauling scale: 1.66 |
|---|
| Thien-lì-nèn | 1st: 652.9 kJ·mol−1
2nd: 1590.6 kJ·mol−1
3rd: 2987 kJ·mol−1
(more) |
|---|
| Ngièn-chṳ́ pan-kang | empirical: 128 pm |
|---|
| Khiung-ka pan-kang | 139±5 pm |
|---|
| Miscellanea |
|---|
| Chîn-thí keu-chho | body-centered cubic (bcc) |
|---|
| Sâng-suk thin rod | 5940 m·s−1 (at 20 °C) |
|---|
| Ngie̍t-phàng-chong | 4.9 µm·m−1·K−1 (at 25 °C) |
|---|
| Ngie̍t-chhòn-thô-li̍t | 93.9 W·m−1·K−1 |
|---|
| Thien-chú-li̍t | 125 nΩ·m (at 20 °C) |
|---|
| Chhṳ̀-sin | antiferromagnetic (rather:SDW)[2] |
|---|
| Young's modulus | 279 GPa |
|---|
| Shear modulus | 115 GPa |
|---|
| Bulk modulus | 160 GPa |
|---|
| Poisson ratio | 0.21 |
|---|
| Vickers hardness | 1060 MPa |
|---|
| Brinell hardness | 687–6500 MPa |
|---|
| CAS Registry Number | 7440-47-3 |
|---|
| Le̍k-sú |
|---|
| Hoat-kiàn kap siōng chá ê tông-ūi-sò͘ | Louis Nicolas Vauquelin (1797, 1798) |
|---|
| Chui vún-thin ke thùng-vi-su |
|---|
| Chú vùn-chông:Chromium ke thùng-vi-su |
|
| Decay modes in parentheses are predicted, but have not yet been observed |
