Scandium (Sc)vsSilicon (Si)
Silicon (Si) has a higher Electron Affinity (134 vs 18 kJ/mol), while Silicon (Si) has a higher Group (14 vs 3), while Scandium (Sc) has a higher Atomic Mass (45 vs 28 u).
Atomic Properties
21
Atomic Number
14
45
Atomic Mass
28
4
Period
3
3
Group
14
Physical Properties
3
Density
2
1,814
Melting Point
1,687
3,109
Boiling Point
3,538
26
Molar Heat Capacity
20
Chemical Properties
1
Electronegativity
2
18
Electron Affinity
134
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).