W

Tungsten

Elementị 74 · 183.84 u

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

Tungsten nwere elu melting point nke ihe ọ bụla elementị na-eji na ọkụ bulb filaments.

Nkarachọ

Atomic mass183.84 u
Mgbatị19.25 g/cm³
Mmalite3695.0 K
Nhazi5828.0 K
NhaziỤcha ọbara ọbara, metalị dị ọcha
Oge n'ime ụlọÒtù

Ihenhọrọ ndị ahụ

Elektrọn2.36 (Pauling)
Nhazi770.0 kJ/mol
Elektrọn78.6 kJ/mol
Oxygenation state+2, +3, +4, +5, +6

Ihenhọrọ nke atom

Nhazi[Xe] 4f14 5d4 6s2
Atomic Radius139.0 pm
Covalent Radius162.0 pm
Van der Waals Radius210.0 pm

Ndesịta ozi ndị ahụ

E chọpụtara site naJuan Jose Elhuyar, Fausto Elhuyar
Ụbọchị emeredịkachọrọ1783
EbeBergara, Spain
Aha mgbe ahụSwedish 'tung sten' pụtara ìhè nkume; akara W site na German 'Wolfram'

Báà Tungsten

Tungsten has the highest melting point (3,695 K), highest tensile strength, and lowest vapor pressure of any pure metal. It is extremely dense and hard.

Usoroiheomume

Ụdị filaments nke ọkụ ọkụ, ihe eji arụ ọrụ n'ịkpụzi (tungsten carbide), armor-piercing projectiles, X-ray tubes, na ihe ndị na-ekpo ọkụ.

Eziokwu dị ụtọ

Tungsten nwere elu melting point nke ihe ọ bụla elementị na 3,695 K na e họrọ maka incandescent bulbs n'ihi na ọ nwere ike glow ọcha-ekpo ọkụ.

Isotopes

Nkebi Afọ́ọ̀ltụ̀ Half-Life Òtù
182 0.265% - Ee
183 0.1431% - Ee
184 0.3064% - Ee
186 0.2843% - Ee

Nhazi

[Xe] 4f14 5d4 6s2

Tụnyere

Banye na ndị ọzọ

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