Dysprosium (Dy)vsErbium (Er)
Dysprosium (Dy) has a higher Electron Affinity (34 vs 30 kJ/mol), while Erbium (Er) has a higher Boiling Point (3,141 vs 2,840 K), while Erbium (Er) has a higher Melting Point (1,802 vs 1,680 K).
Atomic Properties
66
Atomic Number
68
163
Atomic Mass
167
6
Period
6
3
Group
3
Physical Properties
9
Density
9
1,680
Melting Point
1,802
2,840
Boiling Point
3,141
28
Molar Heat Capacity
28
Chemical Properties
1
Electronegativity
1
34
Electron Affinity
30
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).