Hassium (Hs)
Hassium (Hs, element 108) is a transition metal in group 8, period 7. Atomic mass 277, electron configuration [Rn] 5f¹⁴ 6d⁶ 7s², uses and facts.
About Hassium
Hassium is a transition metal with the symbol Hs and atomic number 108. Its state at room temperature is not known, because too little of it has been made, and it sits in group 8, period 7 of the periodic table. Hassium was discovered in 1984 by GSI Helmholtz Centre.
Hassium key facts
- Atomic number: 108
- Symbol: Hs
- Atomic mass: 277 u
- Category: transition metal
- Group: 8
- Period: 7
- State at room temperature: not known
- Electron configuration: [Rn] 5f¹⁴ 6d⁶ 7s²
- Electronegativity (Pauling): not assigned
- Melting point: not known
- Boiling point: not known
- Density: not known
- Common oxidation states: not known
Electron configuration
The electron configuration of hassium is [Rn] 5f¹⁴ 6d⁶ 7s². The part in brackets is the noble gas core; the rest shows how the outer electrons fill their subshells.
Uses of hassium
- Research only
Did you know?
Named after Hesse, Germany. Hassium-269 has a half-life of about 9.7 seconds.
Other elements in group 8 and neighbours
Frequently asked questions
What is the atomic number of hassium?
The atomic number of hassium is 108, which means every hassium atom has 108 protons.
What is the electron configuration of hassium?
The electron configuration of hassium is [Rn] 5f¹⁴ 6d⁶ 7s².
What group and period is hassium in?
Hassium is a transition metal in group 8, period 7.
What state is hassium at room temperature?
The state of hassium at room temperature is not known, because too little of it has been made.
What is hassium used for?
Hassium is used for research only.