Hafnium (Hf)

Atomic number:   72
Symbol:   Hf
Atomic weight:   178.49
Boiling Point (C):   5400
Melting Point (C):   2222
Density:   13.1
heatVapor:   155
heatFusion:   5.2
Electrical Conductivity:   0.031
Thermal Conductivity:   .22
Specific Heat Capacity:   0.035

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