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Rhenium

Elementị 75 · 186.21 u

Nhazi metal d-block Oge 6 Ụlọọrụ 7 Òtù na RT Wikipedia →

Rhenium bụ otu n'ime ihe ndị kasị na-adịghị na-elu nke atọ n'elu-melting point.

Nkarachọ

Atomic mass186.21 u
Mgbatị21.02 g/cm³
Mmalite3459.0 K
Nhazi5869.0 K
NhaziSilvery-grayish metallic
Oge n'ime ụlọÒtù

Ihenhọrọ ndị ahụ

Elektrọn1.9 (Pauling)
Nhazi760.0 kJ/mol
Elektrọn5.8 kJ/mol
Oxygenation state+1, +2, +3, +4, +5, +6, +7

Ihenhọrọ nke atom

Nhazi[Xe] 4f14 5d5 6s2
Atomic Radius137.0 pm
Covalent Radius151.0 pm
Van der Waals Radius217.0 pm

Ndesịta ozi ndị ahụ

E chọpụtara site naMasataka Ogawa, Walter Noddack, Ida Tacke, Otto Berg
Ụbọchị emeredịkachọrọ1925
EbeGermany
Aha mgbe ahụLatin 'Rhenus' pụtara Ụgbọ mmiri Rhine

Báà Rhenium

Rhenium bụ a silvery-grey, heavy metal na nke atọ-elu melting point. Ọ bụ nke ikpeazụ na-adịgide elementị ka a na-ahụ. World's annual production is only about 50 tons.

Usoroiheomume

Jet engine superalloys, petroleum refining catalysts, thermocouples, na mass spectrometry filaments.

Eziokwu dị ụtọ

Rhenium bụ ihe ikpeazụ na-eme ka ihe dị n'ụzọ na-adịgide adịgide nke e mepụtara (1925) na naanị ihe dị ka 50 tons na-emepụta kwa afọ na ụwa.

Isotopes

Nkebi Afọ́ọ̀ltụ̀ Half-Life Òtù
185 0.374% - Ee
187 0.626% 4.12e10 years Ọ bụghị

Nhazi

[Xe] 4f14 5d5 6s2

Tụnyere

Banye na ndị ọzọ

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