Erbium (Er)vsYtterbium (Yb)
Erbium (Er) has a higher Electron Affinity (30 vs -2 kJ/mol), while Erbium (Er) has a higher Boiling Point (3,141 vs 1,469 K), while Erbium (Er) has a higher Melting Point (1,802 vs 1,097 K).
Atomic Properties
68
Atomic Number
70
167
Atomic Mass
173
6
Period
6
3
Group
3
Physical Properties
9
Density
7
1,802
Melting Point
1,097
3,141
Boiling Point
1,469
28
Molar Heat Capacity
27
Chemical Properties
1
Electronegativity
1
30
Electron Affinity
-2
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).