Atomic Number (# of protons)

47

Mass (amu)

107.9

Density

10.5 g/cm³ (20⁰C, 1 atm)

Electron Configuration

[Kr]4d¹⁰5s¹

Oxidation States (bold = most stable)

+1

Atomic Radius (pm)

145

Ionic Radius (pm)

(+1)115

Electronegativity

1.4

Melting Point (⁰C, 1 atm)

962

Electron Affinity (eV)

1.30

Boiling Point(⁰C, 1 atm)

2163

1^st Ionization energy (eV)

7.58

Enthalpy of Fusion (kJ/mole)

11.30

2^nd Ionization Energy (eV)

Enthalpy of Vaporization (kJ/mole)

255.1

3^rd Ionization Energy (eV)

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

0.24