Sodium

Sodium

Atomic number 11

Atomic weight 22.989768

Discovery (year) 1807

Atomic radius (A) 1.86

Melting point (^oC) 97.81

Boiling point (^oC) 881

Density (g/cm³) 0.97

Specific heat (cal/g ^oC) 0.295

Ionization potential (eV) 5.139

Electron Affinity (eV) 0.546

Atomic number	11
Atomic weight	22.989768
Discovery (year)	1807
Atomic radius (A)	1.86
Melting point (^oC)	97.81
Boiling point (^oC)	881
Density (g/cm³)	0.97
Specific heat (cal/g ^oC)	0.295
Ionization potential (eV)	5.139
Electron Affinity (eV)	0.546