Silicon (Si)vsYttrium (Y)
Silicon (Si) has a higher Group (14 vs 3), while Silicon (Si) has a higher Electron Affinity (134 vs 30 kJ/mol), while Yttrium (Y) has a higher Atomic Mass (89 vs 28 u).
Atomic Properties
14
Atomic Number
39
28
Atomic Mass
89
3
Period
5
14
Group
3
Physical Properties
2
Density
4
1,687
Melting Point
1,799
3,538
Boiling Point
3,203
20
Molar Heat Capacity
27
Chemical Properties
2
Electronegativity
1
134
Electron Affinity
30
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).