Gd

Gadolinium

Zosankha 64 · 157.25 u

Lanthanide f-block Mphindi 6 M'gululi pa RT Wikipedia →

Gadolinium ali ndi zosadziwika bwino magnetic zochita ndi yogwiritsa ntchito kwambiri monga MRI contrast agent.

Zochita za Fiziki

Mafuta157.25 u
Kuwala7.895 g/cm³
Kutentha1585.0 K
Kutentha3546.0 K
KuonekaSilvery- white metallic
State at Room TempM'gululi

Makhalidwe a Chemical

Electronegativity1.2 (Pauling)
1st Ionization Energy593.4 kJ/mol
Electron Affinity13.22 kJ/mol
Oxygen+1, +2, +3

Zosankha

Kusintha kwa ma electron[Xe] 4f7 5d1 6s2
Atomic radius180.0 pm
Covalent Radius196.0 pm
Kuwala kwa Van der Waals237.0 pm

Kupeza

Kupezeka ndiJean Charles Galissard de Marignac
Kuzindikira chaka1880
MaloGeneva, Switzerland
Analimbikitsidwa ndiAdalandira dzina lake kuchokera kwa Johan Gadolin, wopanga mankhwala a ku Finland

Za ine Gadolinium

Gadolinium ndi chitsulo chofiira-chakuda, cholimba, chokhala ndi chinyezi chochuluka kwambiri cha nonlinear cha chilichonse chomwe chimadziwika.Izi ndi ferromagnetic pafupi ndi kutentha kwa chipinda ndipo chimagwiritsidwa ntchito mu mankhwala a MRI.

Kugwiritsa ntchito & Maphunziro

Mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi, mafuta amagetsi.

Fun Facts

Gadolinium ali ndi pamwamba neutron kuswa cross-section ya aliyense stable element, kotero kuti ndi zofunika kwambiri mu nuclear reactor kuwongolera.

Isotopes

Kukula kwa maselo Kuchuluka Half-Life Wolimba
155 0.148% - Yes
156 0.2047% - Yes
157 0.1565% - Yes
158 0.2484% - Yes

Kusintha kwa ma electron

[Xe] 4f7 5d1 6s2

Kuyerekezera

Kuyerekezera ndi zina zinthu

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