Argon (Ar)vsThallium (Tl)
Thallium (Tl) has a higher Electron Affinity (36 vs -96 kJ/mol), while Thallium (Tl) has a higher Boiling Point (1,746 vs 87 K), while Thallium (Tl) has a higher Melting Point (577 vs 84 K).
Atomic Properties
18
Atomic Number
81
40
Atomic Mass
204
3
Period
6
18
Group
13
Physical Properties
2
Density
12
84
Melting Point
577
87
Boiling Point
1,746
N/A
Molar Heat Capacity
26
Chemical Properties
N/A
Electronegativity
2
-96
Electron Affinity
36
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).