Neon vs Manganese

PropertyNe NeonMn Manganese
Atomic number1025
SymbolNeMn
NameNeonManganese
Categorynoble-gastransition-metal
Standard Atomic Weight20.1797 u54.938044 u
Period24
Group187
Blockps
Phase at STPgassolid
Electron configuration[He]2s22p6[Ar]4s23d5
Oxidation states[0][-3, -1, 0, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)N/A1.55
Electron affinity-1.2 eV-0.5 eV
Density0.8999 kg/m³7300 kg/m³
Melting point-248.59 °C1245.85 °C
Boiling point-246.05 °C2060.85 °C
Discovery year18981774