Argon (Ar)vsBeryllium (Be)
Beryllium (Be) has a higher Boiling Point (2,742 vs 87 K), while Beryllium (Be) has a higher Melting Point (1,560 vs 84 K), while Argon (Ar) has a higher Group (18 vs 2).
Atomic Properties
18
Atomic Number
4
40
Atomic Mass
9
3
Period
2
18
Group
2
Physical Properties
2
Density
2
84
Melting Point
1,560
87
Boiling Point
2,742
N/A
Molar Heat Capacity
16
Chemical Properties
N/A
Electronegativity
2
-96
Electron Affinity
-48
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).