Rutherfordium

From Sciencemadness Wiki
Revision as of 17:22, 11 August 2020 by Draeger (Talk | contribs) (Created page)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search
Rutherfordium,  104Rf
General properties
Name, symbol Rutherfordium, Rf
Rutherfordium in the periodic table
Hf

Rf

Lawrencium ← Rutherfordium → Dubnium
Atomic number 104
Standard atomic weight (Ar) 267
Group, block , d-block
Period period 7
Electron configuration [Rn] 5f14 6d2 7s2
per shell
2, 8, 18, 32, 32, 10, 2
Physical properties
Phase Solid (predicted)
Density near r.t. 23.2 g/cm3 (predicted)
Atomic properties
Oxidation states +2, +3, +4 ​(predicted)
energies 1st: 580 kJ/mol
2nd: 1390 kJ/mol (predicted)
3rd: 2300 kJ/mol (predicted)
(more)
Atomic radius calculated: 150 pm
Covalent radius 157 pm (estimated)
Miscellanea
Crystal structure
CAS Registry Number 53850-36-5
History
Discovery Joint Institute for Nuclear Research (1964)
Named by after Ernest Rutherford
· references

Rutherfordium is a highly radioactive actinide.

Properties

Chemical

Physical

Projects

Handling

Safety

Storage

Disposal

References

Relevant Sciencemadness threads