Aluminium (Al)vsCalcium (Ca)
Aluminium (Al) has a higher Electron Affinity (42 vs 2 kJ/mol), while Aluminium (Al) has a higher Group (13 vs 2), while Aluminium (Al) has a higher Density (3 vs 2 g/cm³).
Atomic Properties
13
Atomic Number
20
27
Atomic Mass
40
3
Period
4
13
Group
2
Physical Properties
3
Density
2
933
Melting Point
1,115
2,743
Boiling Point
1,757
24
Molar Heat Capacity
26
Chemical Properties
2
Electronegativity
1
42
Electron Affinity
2
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).