Atomic Number (# of protons)

54

Mass (amu)

131.3

Density

5.89 g/liter (0⁰C, 1 atm)

Electron Configuration

[Kr]4d¹⁰5s²p⁶

Oxidation States (bold = most stable)

Not Available

Atomic Radius (pm)

Not Available

Ionic Radius (pm)

Not Available

Electronegativity

1.9

Melting Point (⁰C, 1 atm)

-112

Electron Affinity (eV)

Not Stable

Boiling Point(⁰C, 1 atm)

-108

1^st Ionization energy (eV)

12.13

Enthalpy of Fusion (kJ/mole)

2.30

2^nd Ionization Energy (eV)

Enthalpy of Vaporization (kJ/mole)

12.64

3^rd Ionization Energy (eV)

Specific Heat Capacity ( J/ (g K), 25⁰C, 1 atm)

0.16