Comparison of Zinc and Polonium

Attribute	Polonium ×	Zinc ×
Standard state	Solid	Solid
Electron affinity (eV)	1.9	-
Electron configuration	[Xe]6s²4f¹⁴5d¹⁰6p⁴	[Ar]4s²3d¹⁰
Atomic mass (u)	208.98243	65.4
Electronegativity (pauling scale)	2	1.65
Oxidation states	+2 +4	+2
Ionization energy (eV)	8.417	9.394
Atomic radius (van der waals) (pm)	197	139
Boiling point (K)	1235	1180
Melting point (K)	527	692.68
Density (g/cm³)	9.32	7.134
Atomic number	84	30
Group name	Metalloid	Transition metal
Discovered (year)	1898	1746
Symbol	Po	Zn