Tc

Technetium

Izinto 43 · 98.0 u

I-Transition Metal d- iblock Ixesha 5 Iqela 7 I-Solid kwi-RT I-Radioactive I-Synthesizer I-Wikipedia →

I-Technetium yayiyeyona nto yokuqala eyenziwe ngokuzimeleyo kwaye ayinazo ii-isotope ezizinzileyo.

Iimpawu Zobuchopho

Ii-atom98.0 u
Uxinano11.5 g/cm³
Incopho yokubila:2430.0 K
Incopho yokubila:4538.0 K
UkubonakalaIngwevu ekhanyayo
I-State at Room TempI-Solid

Iimpawu zekhemikhali

Electronegativity1.9 (I-Polygon)
I-Ionization Energy702.0 kJ/mol
Electronegativity:53.0 kJ/mol
Iindawo zokuthambisa+1, +2, +3, +4, +5, +6, +7

Iimpahla zephetshana elichazayo:

Uqwalaselo lwe Electron[Kr] 4d5 5s2
Atomic radius:136.0 pm
I-Covalent Radius147.0 pm
I-Van der Waals Radius209.0 pm

Ukufumana kwakhona

Ifunyenwe NguCarlo Perrier, Emilio Segre
Unyaka Wophando1937
IndawoPalermo, Italy
Igama ElilandelayoI-Greek 'technetos' ithetha ukuba i artifical

I-About Technetium

I-Technetium yintsimbi emnyama emnyama emnyama. Yaye yeyona nto yokuqala eyenziwe ngokuzimeleyo, ngokubetha i-molybdenum nge-deuterons. I-Technetium-99m yi-isotope esetyenziswa kakhulu kwimifanekiso yovavanyo lwezempilo.

Iinkqubo

Umfanekiso wezonyango (Tc-99m kwi-SPECT scans), uvavanyo lweziyobisi zenuclear, kunye nentsimbi ethintela ukubola.

Inyathelo 1:

I-Technetium yayiyeyona nto yokuqala eyenziwe ngomatshini, kwaye iziqhamo ezincinci zifunyenwe kubuhle bendalo ukusuka kwi-uranium ejikelezayo.

I-Isotopes

Inani le-Mass Uninzi Ixesha eliphakathi Iqinile
97 - 4.21 million years Akukho nanye
98 - 4.2 million years Akukho nanye
99 - 211,100 years Akukho nanye

Uqwalaselo lwe Electron

[Kr] 4d5 5s2

Uthelekiso

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