28Ni
Nickel
Transition MetalNickel (Ni) is element 28, a transition metal, in period 4 and group 10 of the periodic table. Its standard atomic weight is 58.693, it melts at 1455 °C and boils at 2913 °C. Discovered by Axel Fredrik Cronstedt, 1751.
Atomic Number28
SymbolNi
NameNickel
Atomic Weight58.693 u
CategoryTransition Metal
Period4
Group10
Melting Point1455 °C
Boiling Point2913 °C
Density8.912 g/cm³
Electron Config[Ar] 3d8 4s2
Discovered ByAxel Fredrik Cronstedt, 1751