Americium, 95 ngoi-kôn
silvery whiteSpectral 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 −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 Miscellanea Chîn-thí keu-chho
double hexagonal close-packed (dhcp) Ngie̍t-chhòn-thô-li̍t
10 W·m−1 −1 Thien-chú-li̍t
0.69 µΩ·m[1] Chhṳ̀-sin
paramagnetic CAS Registry Number
7440-35-9 Le̍k-sú Hí-miàng
after the Americas Fat-hien
Glenn T. Seaborg , Ralph A. James , Leon O. Morgan , Albert Ghiorso (1944) Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Americium ke thùng-vi-su
Americium (Hon-ngî : 鋂 méi fe̍t-chá 鎇 méi ) he yit-chúng fa-ho̍k ngièn-su , fa-ho̍k fù-ho vì Am , ngièn-chṳ́ su-muk he 95 .
↑ Muller, W.; Schenkel, R.; Schmidt, H. E.; Spirlet, J. C.; McElroy, D. L.; Hall, R. O. A.; Mortimer, M. J. (1978). "The electrical resistivity and specific heat of americium metal". Journal of Low Temperature Physics 30 (5–6): 561. Bibcode :1978JLTP...30..561M . doi :10.1007/BF00116197 .
