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I-Rhenium

Ingxenye 75 · 186.21 u

I-Transition Metal d-block Isikhathi 6 Iqembu 7 Iqinile ku-RT I-Wikipedia →

I-rhenium iyingxenye encane kakhulu yezingxenye ezinezinga lokukhishwa eliphakeme.

Izici Zobuchopho

I-Atom Mass186.21 u
Ubukhulu21.02 g/cm³
Izinga lokuncibilika3459.0 K
Izinga lokubopha5869.0 K
UkubonakalaIsibhakabhaka-simnyama
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity1.9 (I-Pauling)
I-Ionization Energy760.0 kJ/mol
I-electron affinity5.8 kJ/mol
I-Oxidation States+1, +2, +3, +4, +5, +6, +7

Izici ze-Atom

I-electron[Xe] 4f14 5d5 6s2
I-Atom Radius137.0 pm
I-Covalent Radius151.0 pm
I-Van der Waals Radius217.0 pm

Ukuqapha

Itholakele nguMasataka Ogawa, Walter Noddack, Ida Tacke, Otto Berg
Unyaka wokuqamba1925
Indawoi-Jalimane
Ibizwa ngeisi-Latin 'Rhenus' isho umfula i-Rhine

Malunga I-Rhenium

I-Rhenium iyinsimbi emnyama-emnyama, enzima nengxenye yesithathu ephakeme kakhulu yokuncibilika. Yabe yingxenye ephelile eqinile etholakalayo. Ukukhiqizwa konyaka kwehlabathi kungaphansi kwamathani ayi-50 kuphela.

Izisebenziso

I-jet engine superalloys, i-petroleum refining catalysts, thermocouples, kanye ne-mass spectrometry filaments.

Iqiniso elijabulisayo

I-rhenium yayiyingxenye ephelile etholakalayo etholakalayo (1925) futhi cishe ama-50 tons kuphela akhiqizwa ngonyaka emhlabeni wonke.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
185 0.374% - Yebo
187 0.626% 4.12e10 years Akukho

I-electron

[Xe] 4f14 5d5 6s2

Qhathanisa

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