Nickel (Ni)
Nickel is a silvery metal valued for its corrosion resistance. It is used in coins, stainless steel, and batteries.
Properties of Nickel
- Atomic number
- 28
- Category
- Transition Metal
- Atomic mass
- 58.693 u
- Electron configuration
- [Ar] 3d⁸ 4s²
- Melting point
- 1728 K (1454.85 °C)
- Boiling point
- 3186 K (2912.85 °C)
- Density
- 8.912 g/cm³
- Electronegativity (Pauling)
- 1.91
- Appearance
- Lustrous, silvery with gold tinge
- Discovered by
- Axel Fredrik Cronstedt (1751)
Facts about Nickel
- The US five-cent coin is called a "nickel" because it contains nickel!
- Nickel is used in stainless steel to keep it from rusting!
- Many meteorites that land on Earth contain a lot of nickel!
- Nickel is magnetic, just like iron and cobalt!