Arsenic (As)vsMagnesium (Mg)
Arsenic (As) has a higher Electron Affinity (78 vs -40 kJ/mol), while Arsenic (As) has a higher Group (15 vs 2), while Arsenic (As) has a higher Density (6 vs 2 g/cm³).
Atomic Properties
33
Atomic Number
12
75
Atomic Mass
24
4
Period
3
15
Group
2
Physical Properties
6
Density
2
N/A
Melting Point
923
N/A
Boiling Point
1,363
25
Molar Heat Capacity
25
Chemical Properties
2
Electronegativity
1
78
Electron Affinity
-40
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Data sourced from Periodic-Table-JSON (CC-BY-SA (data is public domain scientific fact)).