63 Eu Europium 151.96 u

Europium

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周期
6
族
—
区块
f-区块
相态 (STP)
Solid

Europium is the most reactive rare earth element. It provides the red and blue phosphors in TV screens and euro banknote security features.

物理属性

原子质量 151.96 u
STP相态 Solid

电子属性

电负性 1.2

电子构型

构型 [Xe] 4f⁷ 6s²

Electron Shell Configuration

Europium electron shell configuration Eu 2e⁻ 8e⁻ 18e⁻ 25e⁻ 8e⁻ 2e⁻

Position in Periodic Table

Europium position in the periodic table Eu

区块与周期

区块

s p d f

周期

1 2 3 4 5 6 7

元素周期表

镧系元素 锕系元素

更多镧系元素

57 La Lanthanum 58 Ce Cerium 59 Pr Praseodymium 60 Nd Neodymium 61 Pm Promethium 62 Sm Samarium 64 Gd Gadolinium 65 Tb Terbium 66 Dy Dysprosium 67 Ho Holmium

Frequently Asked Questions

What is Europium?
Europium (Eu) is a chemical element with atomic number 63. It is a solid at standard temperature and pressure, classified as a 镧系元素.
What are the key properties of Europium?
Europium has an atomic mass of 151.96 u.
What is the electron configuration of Europium?
The electron configuration of Europium is [Xe] 4f7 6s2. It is in the f-block of the periodic table.
What is the electronegativity of Europium?
Europium has an electronegativity of 1.2 on the Pauling scale.