Iodine (I)vsRubidium (Rb)
Iodine (I) has a higher Group (17 vs 1), while Iodine (I) has a higher Electron Affinity (295 vs 47 kJ/mol), while Iodine (I) has a higher Electronegativity (3 vs 1 Pauling).
Atomic Properties
53
Atomic Number
37
127
Atomic Mass
85
5
Period
5
17
Group
1
Physical Properties
5
Density
2
387
Melting Point
312
457
Boiling Point
961
N/A
Molar Heat Capacity
31
Chemical Properties
3
Electronegativity
1
295
Electron Affinity
47
Similar Comparisons to Iodine (I) vs Rubidium (Rb)
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).