Actinium (Ac)vsCurium (Cm)
Curium (Cm) has a higher Density (14 vs 10 g/cm³), while Actinium (Ac) has a higher Electron Affinity (34 vs 27 kJ/mol), while Curium (Cm) has a higher Electronegativity (1 vs 1 Pauling).
Atomic Properties
89
Atomic Number
96
227
Atomic Mass
247
7
Period
7
3
Group
3
Physical Properties
10
Density
14
1,500
Melting Point
1,613
3,500
Boiling Point
3,383
27
Molar Heat Capacity
N/A
Chemical Properties
1
Electronegativity
1
34
Electron Affinity
27
Similar Comparisons to Actinium (Ac) vs Curium (Cm)
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).