Gd

Gadolinium

Izinto 64 · 157.25 u

Lanthanide f- iblock Ixesha 6 I-Solid kwi-RT I-Wikipedia →

I-gadolinium inezinto eziqhelekileyo zemagnethi kwaye isetyenziswa ngokubanzi njengesixhobo sokubonisa umbala kwi-MRI.

Iimpawu Zobuchopho

Ii-atom157.25 u
Uxinano7.895 g/cm³
Incopho yokubila:1585.0 K
Incopho yokubila:3546.0 K
UkubonakalaI-silvery-white metallic
I-State at Room TempI-Solid

Iimpawu zekhemikhali

Electronegativity1.2 (I-Polygon)
I-Ionization Energy593.4 kJ/mol
Electronegativity:13.22 kJ/mol
Iindawo zokuthambisa+1, +2, +3

Iimpahla zephetshana elichazayo:

Uqwalaselo lwe Electron[Xe] 4f7 5d1 6s2
Atomic radius:180.0 pm
I-Covalent Radius196.0 pm
I-Van der Waals Radius237.0 pm

Ukufumana kwakhona

Ifunyenwe NguJean Charles Galissard de Marignac
Unyaka Wophando1880
IndawoGeneva, Switzerland
Igama ElilandelayoIbizwa ngokuba ngu Johan Gadolin, umenzi wekhemikhali waseFinland

I-About Gadolinium

I-Gadolinium yintsimbi emhlophe emhlophe, ethe tyaba ene-thermal neutron capture ephezulu yezinto eziziwayo. I-ferromagnetic ekwiqondo lobushushu legumbi kwaye isetyenziswa kwi-MRI contrast agents.

Iinkqubo

I-MRI isebenzisa i-anti-reflection agents, i-neutron radiography, i-nuclear reactor shielding, kunye ne-magnetorefrigerant alloys.

Inyathelo 1:

I-gadolinium inenqanaba eliphezulu lokutshiswa kwe-neutroni elingenakuphikiswa kwesinye isiqalelo esizinzileyo, yenza ukuba ibe yimfuneko kulawulo lwe-nuclear reactor.

I-Isotopes

Inani le-Mass Uninzi Ixesha eliphakathi Iqinile
155 0.148% - Ewe
156 0.2047% - Ewe
157 0.1565% - Ewe
158 0.2484% - Ewe

Uqwalaselo lwe Electron

[Xe] 4f7 5d1 6s2

Uthelekiso

Uthelekiso nezinye izinto

Vula isixhobo sokuthelekiswa
← Europium Buyela kwitheyibhile Terbium →