Ba

Barium

Elementị 56 · 137.33 u

Akwụkwọ s-block Oge 6 Ụlọọrụ 2 Òtù na RT Wikipedia →

Barium compounds na-eji na ọgwụ imaging na-emepụta green fireworks.

Nkarachọ

Atomic mass137.33 u
Mgbatị3.594 g/cm³
Mmalite1000.0 K
Nhazi2170.0 K
NhaziSilvery gray metallic
Oge n'ime ụlọÒtù

Ihenhọrọ ndị ahụ

Elektrọn0.89 (Pauling)
Nhazi502.9 kJ/mol
Elektrọn13.95 kJ/mol
Oxygenation state+2

Ihenhọrọ nke atom

Nhazi[Xe] 6s2
Atomic Radius222.0 pm
Covalent Radius215.0 pm
Van der Waals Radius268.0 pm

Ndesịta ozi ndị ahụ

E chọpụtara site naCarl Wilhelm Scheele
Ụbọchị emeredịkachọrọ1772
EbeUppsala
Aha mgbe ahụGreek 'barys' pụtara ìhè

Báà Barium

Barium bụ metal ala ala ala ala, nke a na-ahụkarị ya n'ụdị ala. Barium sulfate a na-eji ya dịka radiocontrast agent maka X-rays digestive. Barium compounds na-emepụta ụcha ọbara ọbara na fireworks.

Usoroiheomume

Medical X-ray imaging, oil drilling fluids, fireworks (green color), glass, na rat poison.

Eziokwu dị ụtọ

Ndị ọrịa na-aṅụ barịum sulfate tupu X-rays -- barịum bụ ihe na-emerụ ahụ, mana ụdị sulfate ahụ dịkwa njọ ọ na-aga n'ihu n'ụzọ dị mma.

Isotopes

Nkebi Afọ́ọ̀ltụ̀ Half-Life Òtù
134 0.02417% - Ee
136 0.07854% - Ee
137 0.11232% - Ee
138 0.71698% - Ee

Nhazi

[Xe] 6s2

Tụnyere

Banye na ndị ọzọ

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