Rutherfordium

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Rutherfordium
Properties
Atomic symbol Rf
Atomic number 104
Classification Transactinides
Atomic mass 261 amu
Other Information
Date of discovery 1969
Name of discoverer A. Ghiorso, Nurmia, Harris, K.A.Y. Eskola, and P.L. Eskola
Name origin Named in honor of Lord Ernest Rutherford, a New Zealand physicist and chemist.
Uses Research purposes only.
Obtained from Only a few thousand atoms have ever been obtained by bombarding 249Cf with 12C and 13C ions.