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Actinium (Ac)vsCalifornium (Cf)

Actinium (Ac) has a higher Electron Affinity (34 vs -97 kJ/mol), while Actinium (Ac) has a higher Boiling Point (3,500 vs 1,743 K), while Californium (Cf) has a higher Density (15 vs 10 g/cm³).

Atomic Properties

89
Atomic Number
98
227
Atomic Mass
251
7
Period
7
3
Group
3

Physical Properties

10
Density
15
1,500
Melting Point
1,173
3,500
Boiling Point
1,743
27
Molar Heat Capacity
N/A

Chemical Properties

1
Electronegativity
1
34
Electron Affinity
-97

Similar Comparisons to Actinium (Ac) vs Californium (Cf)

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