Copper (Cu)vsRubidium (Rb)
Copper (Cu) has a higher Group (11 vs 1), while Copper (Cu) has a higher Density (9 vs 2 g/cm³), while Copper (Cu) has a higher Melting Point (1,358 vs 312 K).
Atomic Properties
29
Atomic Number
37
64
Atomic Mass
85
4
Period
5
11
Group
1
Physical Properties
9
Density
2
1,358
Melting Point
312
2,835
Boiling Point
961
24
Molar Heat Capacity
31
Chemical Properties
2
Electronegativity
1
119
Electron Affinity
47
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).