Berkelium sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 97, hoà-ha̍k hû-hō sī Bk.
Quick Facts Ki-pún sèng-chit, Miâ, hû-hō ...
Berkelium, 97Bk
 |
| Ki-pún sèng-chit |
|---|
| Miâ, hû-hō |
berkelium, Bk |
|---|
| Gōa-hêng |
silvery |
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| Berkelium tī chiu-kî-piáu lāi ê ūi-tì |
|---|
|
|
| Goân-chú-hoan |
97 |
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| Goân-chú-liōng |
(247) |
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| Goân-sò͘ lūi-pia̍t |
actinium-hē |
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| Cho̍k, hun-khu |
n/a, f khu |
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| Chiu-kî |
tē 7 chiu-kî |
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| Tiān-chú pâi-lia̍t |
[Rn] 5f9 7s2 |
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| per shell |
2, 8, 18, 32, 27, 8, 2 |
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| Bu̍t-lí sèng-chit |
|---|
| Siòng |
kò͘-thé |
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| Iûⁿ-tiám |
beta: 1259 K (986 °C, 1807 °F) |
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| Hut-tiám |
beta: 2900 K (2627 °C, 4760 °F) |
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| Bi̍t-tō͘ (sek-un) |
alpha: 14.78 g·cm−3
beta: 13.25 g·cm−3 |
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| Iûⁿ-hoà-jia̍t |
7.92 kJ·mol−1 (calculated) |
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| Goân-chú sèng-chit |
|---|
| Sng-hòa-sò͘ |
2, 3, 4 |
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| Tiān-hū-tō͘ |
Pauling scale: 1.3 |
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| Tiān-lī-lêng |
1st: 601 kJ·mol−1 |
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| Goân-chú pòaⁿ-kèng |
empirical: 170 pm |
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| Cha̍p-lio̍k |
|---|
| Chiⁿ-thé kò͘-chō |
double hexagonal close-packed (dhcp) |
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| Jia̍t-thoân-tō-lu̍t |
10 W·m−1·K−1 |
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| Chû-sèng |
paramagnetic |
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| CAS teng-kì pian-hō |
7440-40-6 |
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| Le̍k-sú |
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| Hō-miâ |
after Berkeley, California, where it was discovered |
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| Hoat-hiān |
Lawrence Berkeley National Laboratory (1949) |
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| Chòe ún-tēng ê tông-ūi-sò͘ |
|---|
|
Chú bûn-chiong: berkelium ê tông-ūi-sò͘ |
| iso |
NA |
half-life |
DM |
DE (MeV) |
DP |
| 245Bk |
syn |
4.94 d |
ε |
0.810 |
245Cm |
| α |
6.455 |
241Am |
| 246Bk |
syn |
1.8 d |
α |
6.070 |
242Am |
| ε |
1.350 |
246Cm |
| 247Bk |
syn |
1380 y |
α |
5.889 |
243Am |
| 248Bk |
syn |
>300 y[1] |
α |
5.803 |
244Am |
| 249Bk |
syn |
330 d |
α |
5.526 |
245Am |
| SF |
– |
– |
| β− |
0.125 |
249Cf |
|
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