Erbium (Er)vsThallium (Tl)
Thallium (Tl) has a higher Group (13 vs 3), while Erbium (Er) has a higher Melting Point (1,802 vs 577 K), while Erbium (Er) has a higher Boiling Point (3,141 vs 1,746 K).
Atomic Properties
68
Atomic Number
81
167
Atomic Mass
204
6
Period
6
3
Group
13
Physical Properties
9
Density
12
1,802
Melting Point
577
3,141
Boiling Point
1,746
28
Molar Heat Capacity
26
Chemical Properties
1
Electronegativity
2
30
Electron Affinity
36
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).