Europium (Eu)vsPolonium (Po)
Polonium (Po) has a higher Electron Affinity (136 vs 11 kJ/mol), while Polonium (Po) has a higher Group (16 vs 3), while Europium (Eu) has a higher Melting Point (1,099 vs 527 K).
Atomic Properties
63
Atomic Number
84
152
Atomic Mass
209
6
Period
6
3
Group
16
Physical Properties
5
Density
9
1,099
Melting Point
527
1,802
Boiling Point
1,235
28
Molar Heat Capacity
26
Chemical Properties
1
Electronegativity
2
11
Electron Affinity
136
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).