Fm

Fermium

Ingxenye 100 · 257.09511 u

I-Actinide f-block Isikhathi 7 Iqinile ku-RT I-Radioactive t½ 100.5 days Isingeniso I-Wikipedia →

I-fermium iyingxenye enzima kakhulu ekhiqizwa ngokuqoqwa kwe-neutron.

Izici Zobuchopho

I-Atom Mass257.09511 u
Ubukhulu9.7 g/cm³
Izinga lokuncibilika1800.0 K
UkubonakalaIsibhakabhaka esimnyama (silindelekile)
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity1.3 (I-Pauling)
I-Ionization Energy627.0 kJ/mol
I-electron affinity33.96 kJ/mol
I-Oxidation States+2, +3

Izici ze-Atom

I-electron[Rn] 5f12 7s2

Ukuqapha

Itholakele nguAlbert Ghiorso and others
Unyaka wokuqamba1952
Indawoi-California
Ibizwa ngeIbizwa nge Enrico Fermi, umsunguli we-nuclear reactors

Malunga Fermium

I-fermium yatholakelwa ngo-einsteinium e-hydrogen bomb debris. Yingxenye enzima kakhulu ekhiqizwa yi-neutron bombardment. Amanani amancane kuphela akhiqizwe.

Izisebenziso

No izicelo ezisebenzayo. Ucwaningo lwesayensi kuphela.

Iqiniso elijabulisayo

I-fermium iyingxenye enzima kakhulu ekhiqizwa ngo bombardment ye-neutron. Nanoma yini enzima kakhulu idinga ukushaya ama-nuclei ndawonye kuma-accelerators.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
255 - 20.07 hours Akukho
257 - 100.5 days Akukho

I-electron

[Rn] 5f12 7s2

Qhathanisa

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