Copper (Cu)vsTechnetium (Tc)
Copper (Cu) has a higher Electron Affinity (119 vs 53 kJ/mol), while Technetium (Tc) has a higher Melting Point (2,430 vs 1,358 K), while Technetium (Tc) has a higher Boiling Point (4,538 vs 2,835 K).
Atomic Properties
29
Atomic Number
43
64
Atomic Mass
98
4
Period
5
11
Group
7
Physical Properties
9
Density
11
1,358
Melting Point
2,430
2,835
Boiling Point
4,538
24
Molar Heat Capacity
24
Chemical Properties
2
Electronegativity
2
119
Electron Affinity
53
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).