Chromium

Atomic number24
Atomic weight51.9961
Discovery (year)1798
Atomic radius (A)1.25
Melting point (oC)1890
Boiling point (oC)2212
Density (g/cm3)7.2
Specific heat (cal/g oC)0.11
Ionization potential (eV)6.766
Electron Affinity (eV)0.66