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Beryllium (Be)vsFermium (Fm)

Fermium (Fm) has a higher Electron Affinity (34 vs -48 kJ/mol), while Fermium (Fm) has a higher Atomic Mass (257 vs 9 u), while Fermium (Fm) has a higher Atomic Number (100 vs 4).

Atomic Properties

4
Atomic Number
100
9
Atomic Mass
257
2
Period
7
2
Group
3

Physical Properties

2
Density
N/A
1,560
Melting Point
1,800
2,742
Boiling Point
N/A
16
Molar Heat Capacity
N/A

Chemical Properties

2
Electronegativity
1
-48
Electron Affinity
34

Similar Comparisons to Beryllium (Be) vs Fermium (Fm)

Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).