Rutherfordium, 104RfRutherfordium |
---|
Pípè | /ˌrʌðərˈfɔːrdiəm/ (RUDH-ər-FOR-dee-əm) |
---|
Ìhànsójú | unknown |
---|
nọ́mbà ìsújọ | [267] |
---|
Rutherfordium ní orí tábìlì àyè |
---|
|
Nọ́mbà átọ̀mù (Z) | 104 |
---|
Ẹgbẹ́ | group 4 |
---|
Àyè | àyè 7 |
---|
Àdìpọ̀ | Àdìpọ̀-d |
---|
Ẹ̀ka ẹ́límẹ́ntì | Transition metal |
---|
Ìtò ẹ̀lẹ́ktrọ́nù | [Rn] 5f14 6d2 7s2[1][2] |
---|
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan | 2, 8, 18, 32, 32, 10, 2 (predicted) |
---|
Àwọn ohun ìní ara |
---|
Ìfarahàn at STP | Àdàkọ:Infobox element/symbol-to-phase |
---|
Atomic properties |
---|
Oxidation states | (+2), (+3), +4[1][2][3] Àdàkọ:Infobox element/symbol-to-oxidation-state/comment |
---|
Other properties |
---|
Natural occurrence | synthetic |
---|
CAS Number | 53850-36-5 |
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Main isotopes of rutherfordium |
---|
Isotope
|
Abundance
|
Half-life (t1/2)
|
Decay mode
|
Product
|
267Rf
|
syn
|
1.3 h
|
SF
|
|
|
263aRf?
|
syn
|
~15 m
|
SF
|
|
|
α
|
7.90 ?
|
|
263bRf
|
syn
|
8 s
|
SF
|
|
|
262Rf
|
syn
|
210 ms
|
SF
|
|
|
261aRf
|
syn
|
1.1 m
|
α
|
8.28
|
257No
|
261bRf
|
syn
|
3.0 s
|
91% SF
|
|
|
9% α
|
8.51
|
257No
|
260Rf
|
syn
|
22.2 ms
|
SF
|
|
|
259Rf
|
syn
|
2.5 s
|
~85% α
|
8.87,8.77
|
255No
|
~15% EC (SF?)
|
|
259Lr
|
258Rf
|
syn
|
14.7 ms
|
31% α
|
9.05,8.96
|
254No
|
69% SF
|
|
|
257mRf
|
syn
|
4.0 s
|
α
|
9.02,8.97
|
253No
|
257gRf
|
syn
|
3.5 s
|
89% α
|
8.90,8.78,8.52,8.28
|
253No
|
11% ε
|
|
257Lr
|
256gRf
|
syn
|
6.2 ms
|
99.7% SF
|
|
|
0.3% α
|
8.79
|
252No
|
256m1Rf
|
syn
|
25 µs
|
γ
|
|
256gRf
|
256m2Rf
|
syn
|
17 µs
|
γ
|
|
256m1Rf
|
256m3Rf
|
syn
|
27 µs
|
γ
|
|
256m2Rf
|
255Rf
|
syn
|
1.8 s
|
~50% α
|
8.81,8.77,8.74,8.71
|
251No
|
~50% SF
|
|
|
254Rf
|
syn
|
22 µs
|
SF
|
|
|
253Rf
|
syn
|
48 µs
|
SF
|
|
| |
|
Àdàkọ:Category-inline | references |
Àdàkọ:Sandbox other
References
This reference list does not appear in the article.
- ↑ 1.0 1.1 "Rutherfordium". Royal Chemical Society. Retrieved 2019-09-21.
- ↑ 2.0 2.1 Àṣìṣe ìtọ́kasí: Invalid
<ref>
tag; no text was provided for refs named Haire
- ↑ Àṣìṣe ìtọ́kasí: Invalid
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tag; no text was provided for refs named BFricke