| ngoi-kôn |
|---|
silvery, often with black tarnish
 |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho | thorium, Th |
|---|
| ngoi-hìn | silvery, often with black tarnish |
|---|
| Thorium chhai chû-khì-péu ke vi-chi |
|---|
|
| ngièn-chṳ́ sì-sú | 90 |
|---|
| ngièn-chṳ́-liòng (±) | 232.0377(4)[1] |
|---|
| ngièn-su lui-phe̍t | actinium-hi |
|---|
| Chhu̍k, fûn-khî | n/a, f-block |
|---|
| chû-khì | period 7 |
|---|
| thien-chṳ́ phài-lie̍t | [Rn] 6d2 7s2 |
|---|
| per shell | 2, 8, 18, 32, 18, 10, 2 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông | ku-thí |
|---|
| yùng-tiám | 2023 K (1750 °C, 3182 °F) |
|---|
| pui-tiám | 5061 K (4788 °C, 8650 °F) |
|---|
| Me̍t-thu near Sit-vûn | 11.724 g·cm−3 |
|---|
| Yùng-fa-ngie̍t | 13.81 kJ·mol−1 |
|---|
| Chîn-fat-ngie̍t | 514 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong | 26.230 J·mol−1·K−1 |
|---|
chîn-hi-ap
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
| | chhai T (K)
|
2633
|
2907
|
3248
|
3683
|
4259
|
5055
|
|
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su | 4, 3, 2, 1 |
|---|
| Thien-fu-sin | Pauling scale: 1.3 |
|---|
| Thien-lì-nèn | 1st: 587 kJ·mol−1
2nd: 1110 kJ·mol−1
3rd: 1930 kJ·mol−1 |
|---|
| Ngièn-chṳ́ pan-kang | empirical: 179.8 pm |
|---|
| Khiung-ka pan-kang | 206±6 pm |
|---|
