Actinium (Ac)vsLead (Pb)
Lead (Pb) has a higher Group (14 vs 3), while Actinium (Ac) has a higher Melting Point (1,500 vs 601 K), while Actinium (Ac) has a higher Boiling Point (3,500 vs 2,022 K).
Atomic Properties
89
Atomic Number
82
227
Atomic Mass
207
7
Period
6
3
Group
14
Physical Properties
10
Density
11
1,500
Melting Point
601
3,500
Boiling Point
2,022
27
Molar Heat Capacity
27
Chemical Properties
1
Electronegativity
2
34
Electron Affinity
34
Similar Comparisons to Actinium (Ac) vs Lead (Pb)
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).