76 Os Osmium 190.23 u

Osmium

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周期
6
族
8
ブロック
d-ブロック
相 (STP)
Solid

Osmium is the densest naturally occurring element. It is used in fountain pen nibs, electrical contacts, and as a staining agent in microscopy.

物理的特性

原子質量 190.23 u
STPにおける相 Solid

電子的特性

電気陰性度 2.2

電子配置

配置 [Xe] 4f¹⁴ 5d⁶ 6s²

Electron Shell Configuration

Osmium electron shell configuration Os 2e⁻ 8e⁻ 18e⁻ 32e⁻ 14e⁻ 2e⁻

Position in Periodic Table

Osmium position in the periodic table Os

ブロックと周期

ブロック

s p d f

周期

1 2 3 4 5 6 7

周期表

ランタノイド アクチノイド

Compounds Containing Osmium

Osmium Tetroxide

OsO₄

遷移金属 をもっと見る

21 Sc Scandium 22 Ti Titanium 23 V Vanadium 24 Cr Chromium 25 Mn Manganese 26 Fe Iron 27 Co Cobalt 28 Ni Nickel 29 Cu Copper 30 Zn Zinc

Frequently Asked Questions

What is Osmium?
Osmium (Os) is a chemical element with atomic number 76. It is a solid at standard temperature and pressure, classified as a 遷移金属.
What are the key properties of Osmium?
Osmium has an atomic mass of 190.23 u.
What is the electron configuration of Osmium?
The electron configuration of Osmium is [Xe] 4f14 5d6 6s2. It is in the d-block of the periodic table.
What is the electronegativity of Osmium?
Osmium has an electronegativity of 2.2 on the Pauling scale.