Atomic Number: 75
Atomic Weight: 186.207
Protons: 75
Neutrons: 111
Electrons: 75
Group: VIIB
Brief Description:
A silvery-white metal, rhenium is denser than almost all the other metals, being outdone only by platinum, iridium, and osmium. It also has a relatively high melting point, with only tungsten and carbon melting at higher temperatures.