Zinc vs Krypton

PropertyZn ZincKr Krypton
Atomic number3036
SymbolZnKr
NameZincKrypton
Categorytransition-metalnoble-gas
Standard Atomic Weight65.38 u83.798 u
Period44
Group1218
Blocksp
Phase at STPsolidgas
Electron configuration[Ar]4s23d10[Ar]4s23d104p6
Oxidation states[-2, 0, 1, 2][0, 1, 2]
Electronegativity (Pauling)1.653
Electron affinity-0.6 eV-1 eV
Density7134 kg/m³3.733 kg/m³
Melting point419.53 °C-157.36 °C
Boiling point906.85 °C-153.42 °C
Discovery year17461898