| ngoi-kôn |
|---|
silvery white
Spectral lines of americium |
| Kî-pún sin-sit |
|---|
| Miàng, fù-ho |
americium, Am |
|---|
| ngoi-hìn |
silvery white |
|---|
| Americium chhai chû-khì-péu ke vi-chi |
|---|
|
|
| ngièn-chṳ́ sì-sú |
95 |
|---|
| ngièn-chṳ́-liòng |
(243) |
|---|
| ngièn-su lui-phe̍t |
actinium-hi |
|---|
| Chhu̍k, fûn-khî |
n/a, f-block |
|---|
| chû-khì |
period 7 |
|---|
| thien-chṳ́ phài-lie̍t |
[Rn] 5f7 7s2 |
|---|
| per shell |
2, 8, 18, 32, 25, 8, 2 |
|---|
| vu̍t-lî sin-chṳt |
|---|
| Siông |
ku-thí |
|---|
| yùng-tiám |
1449 K (1176 °C, 2149 °F) |
|---|
| pui-tiám |
2880 K (2607 °C, 4725 °F) (calculated) |
|---|
| Me̍t-thu near Sit-vûn |
12 g·cm−3 |
|---|
| Yùng-fa-ngie̍t |
14.39 kJ·mol−1 |
|---|
| Ngie̍t-yùng-liong |
62.7 J·mol−1·K−1 |
|---|
chîn-hi-ap
| P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
| | chhai T (K)
|
1239
|
1356
|
|
|
|
|
|
| Ngièn-chṳ́ sin-chṳt |
|---|
| Yông-fa-su |
8, 7, 6, 5, 4, 3, 2 (an amphoteric oxide) |
|---|
| Thien-fu-sin |
Pauling scale: 1.3 |
|---|
| Thien-lì-nèn |
1st: 578 kJ·mol−1 |
|---|
| Ngièn-chṳ́ pan-kang |
empirical: 173 pm |
|---|
| Khiung-ka pan-kang |
180±6 pm |
|---|
