Nickel
Chemical element
Nickel is a chemical element; it has symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge. Nickel is a hard and ductile transition metal. Wikipedia
Symbol: Ni
Melting point: 2,651°F (1,455°C)
Atomic mass: 58.6934 u
Atomic number: 28
Electron configuration: [Ar] 3d⁸ 4s²
Boiling point: 5,275°F (2,913°C)
Discoverer: Axel Fredrik Cronstedt