Ga

Gallium

Elementị 31 · 69.723 u

Oge ogugu p-block Oge 4 Ụlọọrụ 13 Òtù na RT Wikipedia →

Gallium bụ metal dị nro na-enweghị ihe dị n'ime ya nke na-akpụcha n'aka gị.

Nkarachọ

Atomic mass69.723 u
Mgbatị5.907 g/cm³
Mmalite302.91 K
Nhazi2477.0 K
NhaziSilvery-blue metallic
Oge n'ime ụlọÒtù

Ihenhọrọ ndị ahụ

Elektrọn1.81 (Pauling)
Nhazi578.8 kJ/mol
Elektrọn28.9 kJ/mol
Oxygenation state+1, +2, +3

Ihenhọrọ nke atom

Nhazi[Ar] 3d10 4s2 4p1
Atomic Radius135.0 pm
Covalent Radius122.0 pm
Van der Waals Radius187.0 pm

Ndesịta ozi ndị ahụ

E chọpụtara site naLecoq de Boisbaudran
Ụbọchị emeredịkachọrọ1875
EbeParis, France
Aha mgbe ahụLatin 'Gallia' pụtara France; ọbụna pun na 'gallus' (rooster, 'le coq')

Báà Gallium

Gallium na-akpụpụta n'elu okpomọkụ nke ebe ahụ na 29.76 degrees C. Ọ na-akpụpụta mgbe ọ na-akpụpụta, dị ka mmiri. Gallium akọwapụtara ya site na Mendeleev dịka 'eka-aluminum' tupu ya achọpụtara ya na ọ nwere otu n'ime n'ime ihe ndị dị n'ime mmiri nke metal ọbụla.

Usoroiheomume

Semiconductor compounds (GaAs, GaN), LEDs, laser diodes, solar cells, na medical thermometers.

Eziokwu dị ụtọ

Gallium na-akpụcha na 29.76 degrees C, yabụ ọ na-akpụcha n'aka gị. E nwere ihe nzuzu na-akpụcha gallium spoons na-akpụcha n'ụdị tii ọkụ.

Isotopes

Nkebi Afọ́ọ̀ltụ̀ Half-Life Òtù
69 0.60108% - Ee
71 0.39892% - Ee

Nhazi

[Ar] 3d10 4s2 4p1

Tụnyere

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