निकेल तत्व के बारे में जानकारी (Information about Nickel element)
Nickel
01. 1st ionization energy [eV] → 7.6398
02. 2nd ionization energy [eV] → 18.168
03. 3rd ionization energy [eV] → 35.17
04. Atomic number → 28
05. Boiling point [°C] → 2732
06. Brinell hardness [MPa] → 700
07. Density [g/cm3] → 8.908
08. Discovery → 1751
09. Electrical conductivity [S m-1] → 1.4 • 10^7
10. Electron configuration → 1s2 2s2 2p6 3s2 3p6 3d8 4s2
11. Electronegativity → 1.8
12. Element category → Transition elements
13. Group → VIII.B
14. Hardness [Mohs scale] → 4
15. Heat capacity [J K-1g-1] → 0.444
16. Latin name → Niccolum
17. Melting point [°C] → 1455
18. Oxidation numbers → 2, 3
19. Period → 4
20. Relative atomic mass → 58.69
21. Shear modulus [GPa] → 76
22. Stable isotopes → 5
23. State → Solid
24. Symbol → Ni
25. Thermal conductivity [W m-1K-1] → 90.7
26. Unstable isotopes → 7
27. Vickers hardness [MPa] → 638
28. Young's modulus [GPa] → 200
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