Chemical Elements History and Information Hafnium
About the chemical element Hafnium, its symbol, atomic number and weight, who discovered it and when.
The Atomic Elements and Their Uses
(Element) (Symbol) (Atomic number) (Atomic weight)
Hafnium Hf 72 178.49
Discovered by Dirk Coster of the Netherlands and George de Hevesy of Hungary, working together in Sweden in 1923. This brilliant metal is wonderful building material for control rods in nuclear reactors because it has excellent corrosion resistance and a high neutron absorption.
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