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Actinium (Ac)vsStrontium (Sr)

Actinium (Ac) has a higher Electron Affinity (34 vs 5 kJ/mol), while Actinium (Ac) has a higher Density (10 vs 3 g/cm³), while Actinium (Ac) has a higher Atomic Mass (227 vs 88 u).

Atomic Properties

89
Atomic Number
38
227
Atomic Mass
88
7
Period
5
3
Group
2

Physical Properties

10
Density
3
1,500
Melting Point
1,050
3,500
Boiling Point
1,650
27
Molar Heat Capacity
26

Chemical Properties

1
Electronegativity
1
34
Electron Affinity
5

Similar Comparisons to Actinium (Ac) vs Strontium (Sr)

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