• hēi

    𬭶

  • 108

    Hs

  • Transition metals

    Hassium

  • Group

    8

  • Period

    7

  • Block

    d

  • Protons

    108

  • Electrons

    108

  • Neutrons

    161

来自拉丁语Hassias,意思是Hess(德国一地区)

General Properties

Atomic Number
108
Atomic Weight
[269]
Mass Number
269
Category
Transition metals
Color
n/a
Radioactive
Yes
Discovery year
1984
Crystal Structure
n/a

History

Hassium于1984年首次由Hassium和Hassium领导的德国研究小组在达姆施塔特市的研究中心(格尔斯-施夫斯特)。

该研究小组用铁58的加速核轰击了铅208的目标,以产生同位素hassi265-265的3个原子。
Electrons per shell
2, 8, 18, 32, 32, 14, 2
Electron Configuration
[Rn] 5f14 6d6 7s2
Hs

Physical Properties

Phase
Solid
Density
41g/cm3
Melting Point
-
Boiling Point
-
Heat of Fusion
Heat of Vaporization
Specific Heat Capacity
-

Atomic Properties

Atomic Radius
-
Covalent Radius
134 pm
Electronegativity
-
Ionization Potential
-
Atomic Volume
-
Thermal Conductivity
-
Oxidation States
8
Abundance in Earth's crust
Abundance in Universe
CAS Number
54037-57-9
PubChem CID Number

Applications

仅仅用在于科研目的
至今已合成超过100个Hs原子
Stable Isotopes
-
Unstable Isotopes

263Hs, 264Hs, 265Hs, 266Hs, 267Hs, 268Hs, 269Hs, 270Hs, 271Hs, 272Hs, 273Hs, 274Hs, 275Hs, 276Hs, 277Hs