Tc

Technetium

Zosankha 43 · 98.0 u

Transition Metal d-block Mphindi 5 _Grupu 7 M'gululi pa RT Radioactive Sintetiki Wikipedia →

Technetium anali wachiwiri waluso wapangidwa element ndi palibe stable isotopes.

Zochita za Fiziki

Mafuta98.0 u
Kuwala11.5 g/cm³
Kutentha2430.0 K
Kutentha4538.0 K
KuonekaShiny gray metallic
State at Room TempM'gululi

Makhalidwe a Chemical

Electronegativity1.9 (Pauling)
1st Ionization Energy702.0 kJ/mol
Electron Affinity53.0 kJ/mol
Oxygen+1, +2, +3, +4, +5, +6, +7

Zosankha

Kusintha kwa ma electron[Kr] 4d5 5s2
Atomic radius136.0 pm
Covalent Radius147.0 pm
Kuwala kwa Van der Waals209.0 pm

Kupeza

Kupezeka ndiCarlo Perrier, Emilio Segre
Kuzindikira chaka1937
MaloPalermo, Italy
Analimbikitsidwa ndiChigiriki 'technetos' chomwe chimatanthauza chopangidwa ndi munthu

Za ine Technetium

Technetium ndi silvery-grey radioactive metal.It anali wachiwiri chinthu chopangidwa mwaluso, ndi bombarding molybdenum ndi deuterons.Technetium-99m ndi yotchuka kwambiri izotope mu mankhwala diagnosis imaging.

Kugwiritsa ntchito & Maphunziro

Kujambula zithunzi za mankhwala (Tc-99m mu SPECT scans), maphunziro a mankhwala a nyukiliya, ndi inhibitor ya kuwonongeka kwa chitsulo.

Fun Facts

Technetium anali wachiwiri waluso-kupangidwa element, ndi ma traces ochepa anapezeka m'chilengedwe kuchokera spontaneous uranium fission.

Isotopes

Kukula kwa maselo Kuchuluka Half-Life Wolimba
97 - 4.21 million years Si
98 - 4.2 million years Si
99 - 211,100 years Si

Kusintha kwa ma electron

[Kr] 4d5 5s2

Kuyerekezera

Kuyerekezera ndi zina zinthu

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