Basic Information

Name: Rutherfordium 
Symbol: Rf 
Atomic Number: 104 
Atomic Mass: (261.0) amu 
Melting Point: Unknown 
Boiling Point: Unknown 
Number of Protons/Electrons: 104 
Number of Neutrons: 157 
Classification: Transition Metal 
Crystal Structure: Unknown 
Density @ 293 K: Unknown 
Color: Unknown 
Other Names: Unnilquadium (Unq), Dubnium (Db), Rutherfordium (Rf)
Date of Discovery: 1969 
Discoverer: Albert Ghiorso 
Name Origin: After Lord Rutherford, a New Zealand chemist and physicist 
Uses: No uses known 
Obtained From: Man-made