Curium (Cm)vsProtactinium (Pa)
Protactinium (Pa) has a higher Electron Affinity (53 vs 27 kJ/mol), while Protactinium (Pa) has a higher Boiling Point (4,300 vs 3,383 K), while Protactinium (Pa) has a higher Electronegativity (2 vs 1 Pauling).
Atomic Properties
96
Atomic Number
91
247
Atomic Mass
231
7
Period
7
3
Group
3
Physical Properties
14
Density
15
1,613
Melting Point
1,841
3,383
Boiling Point
4,300
N/A
Molar Heat Capacity
N/A
Chemical Properties
1
Electronegativity
2
27
Electron Affinity
53
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).