Hafnium
By: Mikela Robinson
Here Are Interesting Facts About the Element Hafnium
- Symbol= Hf
- Atomic number= 72
- Atomic mass= 178.49 amu
- It's worth= 4580.00 $/100g
- At room temperature= solid
- Radiactive= Hf-172, 19 years; Hf-174, 2.0E 15 years; Hf-175,70.0 days
- Original name= Hafnia
- Makes up of 0.00058% of the earths crust
- Is ductile and malleable
- Is a crystal structure and found in Zirconium
More Facts.....
Group= Transition
Discoverer= Dirk Coster
Characteristics= Color, silver steel gray; obtained from zircon; and its radioactive
Year discovered= 1923
Uses= for nuclear reactors, icon, titanium, and niobium
Melting point= 2150.0 degrees Celsius(2423.15K, 3902.0 degrees Fahrenheit)
Boiling point= 5400.0 degrees Celsius(5673.15K, 9752.0 degrees Fahrenheit)