Neon vs Aluminum

PropertyNe NeonAl Aluminum
Atomic number1013
SymbolNeAl
NameNeonAluminum
Categorynoble-gaspost-transition-metal
Standard Atomic Weight20.1797 u26.981538 u
Period23
Group1813
Blockpp
Phase at STPgassolid
Electron configuration[He]2s22p6[Ne]3s23p1
Oxidation states[0][-2, -1, 0, 1, 2, 3]
Electronegativity (Pauling)N/A1.61
Electron affinity-1.2 eV0.4328 eV
Density0.8999 kg/m³2700 kg/m³
Melting point-248.59 °C660.287 °C
Boiling point-246.05 °C2518.85 °C
Discovery year18981825