Actinium (Ac)vsPolonium (Po)
Polonium (Po) has a higher Group (16 vs 3), while Polonium (Po) has a higher Electron Affinity (136 vs 34 kJ/mol), while Actinium (Ac) has a higher Melting Point (1,500 vs 527 K).
Atomic Properties
89
Atomic Number
84
227
Atomic Mass
209
7
Period
6
3
Group
16
Physical Properties
10
Density
9
1,500
Melting Point
527
3,500
Boiling Point
1,235
27
Molar Heat Capacity
26
Chemical Properties
1
Electronegativity
2
34
Electron Affinity
136
Similar Comparisons to Actinium (Ac) vs Polonium (Po)
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).