Erbium (Er)vsTerbium (Tb)
Terbium (Tb) has a higher Electron Affinity (112 vs 30 kJ/mol), while Erbium (Er) has a higher Electronegativity (1 vs 1 Pauling), while Erbium (Er) has a higher Melting Point (1,802 vs 1,629 K).
Atomic Properties
68
Atomic Number
65
167
Atomic Mass
159
6
Period
6
3
Group
3
Physical Properties
9
Density
8
1,802
Melting Point
1,629
3,141
Boiling Point
3,396
28
Molar Heat Capacity
29
Chemical Properties
1
Electronegativity
1
30
Electron Affinity
112
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).