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Actinium (Ac)vsAntimony (Sb)

Antimony (Sb) has a higher Group (15 vs 3), while Antimony (Sb) has a higher Electron Affinity (101 vs 34 kJ/mol), while Actinium (Ac) has a higher Atomic Mass (227 vs 122 u).

Atomic Properties

89
Atomic Number
51
227
Atomic Mass
122
7
Period
5
3
Group
15

Physical Properties

10
Density
7
1,500
Melting Point
904
3,500
Boiling Point
1,908
27
Molar Heat Capacity
25

Chemical Properties

1
Electronegativity
2
34
Electron Affinity
101

Similar Comparisons to Actinium (Ac) vs Antimony (Sb)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).