
Nickel (Ni) is a chemical element of the periodic table, located in the group 10 and the period 4, and is having the atomic number 28. It is a hard, lustrous, silvery-white transition metal, whose name comes from the Saxon term “Kupfernickel”, which means devil’s copper.
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– d block |
FAQs on Nickel Element
Nickel |
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‣ What does nickel look like? Appearance: lustrous, metallic, and silver with a gold tinge |
‣ When was nickel discovered and who discovered it? Discovery and first isolation: Axel Fredrik Cronstedt (1751) |
‣ Where is nickel located on the periodic table?![]() Location: Nickel is found in the tenth column of the periodic table, next to the cobalt element. |
‣ What is nickel’s atomic number? Atomic number (Z): 28 |
‣ What is nickel’s symbol? Symbol: Ni |
‣ Nickel atomic weight: 58.6934 |
‣ What block is nickel in on the periodic table? Block: d-block |
‣ What group is nickel in on the periodic table? Group: 10 |
‣ What period is nickel on the periodic table? Period: 4 |
‣ What is the atomic radius of nickel? Atomic radius: empirical: 124 pm |
‣ Nickel covalent radius: 124±4 pm |
‣ Nickel Van der Waals radius: 163 pm |
‣ What is nickel’s melting point? Melting point: 1728 K (1455 °C, 2651 °F) |
‣ What is nickel’s boiling point? Boiling point: 3003 K (2730 °C, 4946 °F) |
‣ How many electron shells does nickel have? Electrons per shell: 2, 8, 16, 2 or 2, 8, 17, 1 |
‣ What is nickel electron configuration? Electron configuration: [Ar] 3d8 4s2 or [Ar] 3d9 4s1 |
‣ What is the ionization energy of nickel? Ionization energies: 1st: 737.1 kJ/mol 2nd: 1753.0 kJ/mol 3rd: 3395 kJ/mol |
‣ What phase is nickel normally found in? Phase (at r.t): solid |
‣ What is nickel’s density? Density (near r.t): 8.908 g/cm3 when liquid (at m.p): 7.81 g/cm3 |
‣ Nickel magnetic ordering: ferromagnetic |
‣ Nickel natural occurrence: primordial |
‣ What is the oxidation state of nickel? Oxidation state: -1, 0, +2, +3, +4 |
‣ Nickel electronegativity: Pauling scale: 1.91 |
‣ Nickel poisson’s ratio: 0.31 |
‣ Nickel heat of fusion: 17.48 kJ/mol |
‣ Nickel heat of vaporization: 379 kJ/mol |
‣ Nickel molar heat capacity: 26.07 J/(mol K) |
‣ Speed of sound in nickel: 4900 m/s (at r.t) |
‣ What is nickel crystal structure? Crystal structure: face-centered cubic (fcc) |
‣ Thermal expansion of nickel: 13.4 µm/(m.K) (at 25 °C) |
‣ Thermal conductivity of nickel: 90.9 W/(m.K) |
‣ Nickel electrical resistivity: 69.3 nΩ.m (at 20 °C) |
‣ What is nickel’s hardness? Mohs hardness: 4.0 Vickers hardness: 638 MPa Brinell hardness: 667-1600 MPa |
‣ Young’s modulus of nickel: 200 GPa |
‣ Shear modulus of nickel: 76 GPa |
‣ Bulk modulus of nickel: 180 GPa |
‣ Nickel CAS number: 7440-02-0 |
‣ Nickel vapor pressure
Vapor pressure | ||||||
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P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
at T (K) | 1783 | 1950 | 2154 | 2410 | 2741 | 3184 |
‣ How many isotopes does nickel have?
Main isotopes of nickel | ||||
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Isotope | Abundance | Half-life (t1/2) | Decay mode | Product |
58Ni | 68.077 % | stable | ||
59Ni | trace | 7.6 × 104 y | ε | 59Co |
60Ni | 26.223 % | stable | ||
61Ni | 1.140 % | stable | ||
62Ni | 3.635 % | stable | ||
63Ni | syn | 100 y | β– | 63Cu |
64Ni | 0.926 % | stable |
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