हिन्दी में पढ़ेंHome › Elements › Nickel
Nickel (Ni)
Atomic number 28 · transition
| Atomic number | 28 |
|---|---|
| Atomic mass | 58.6934 u |
| Molar mass | 58.6934 g/mol |
| Category | transition |
| Group / period / block | 10 / 4 / d |
| Electron configuration | [Ar] 3d8 4s2 |
| Electrons per shell | 2, 8, 16, 2 |
| Electronegativity (Pauling) | 1.91 |
| Atomic radius | 135.0 pm |
| Density | 8.9 g/cm³ |
| First ionisation energy | 7.6399 eV |
| Melting point | 1728.15 K (1455.00 °C) |
| Boiling point | 3186.15 K (2913.00 °C) |
| Common oxidation states | +2 |
| Abundance in Earth's crust | 84 ppm |
Uses
Stainless steel, coins, batteries
Discovery
1751, Axel Cronstedt