Barium (Ba)vsPolonium (Po)
Polonium (Po) has a higher Electron Affinity (136 vs 14 kJ/mol), while Polonium (Po) has a higher Group (16 vs 2), while Polonium (Po) has a higher Density (9 vs 4 g/cm³).
Atomic Properties
56
Atomic Number
84
137
Atomic Mass
209
6
Period
6
2
Group
16
Physical Properties
4
Density
9
1,000
Melting Point
527
2,118
Boiling Point
1,235
28
Molar Heat Capacity
26
Chemical Properties
1
Electronegativity
2
14
Electron Affinity
136
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).