Nitrogen vs Technetium

PropertyN NitrogenTc Technetium
Atomic number743
SymbolNTc
NameNitrogenTechnetium
Categorynonmetaltransition-metal
Standard Atomic Weight14.006855 u98 u
Period25
Group157
Blockss
Phase at STPgassolid
Electron configuration2s2.2p3[Kr]5s24d5
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][-3, -1, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)3.041.9
Electron affinity-0.07 eV0.55 eV
Density1.2506 kg/m³1.100000e+4 kg/m³
Melting point-210 °C2156.85 °C
Boiling point-195.79 °C4264.85 °C
Discovery year17721937