![[ATOM]](atom.gif) |
Nickel
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Information valid for Ni-59 unless otherwise noted
Basic Information
Symbol: Ni
Atomic Number: 28
Mass: 58.6934
Melting Point: 1453.0 C
Boiling Point: 2732.0 C
Number of Protons/Electrons: 28
Number of Neutrons: 31
Classification: Transition Metal
Crystal Structure: Cubic
Density @ 293 K: 8.902 g/cm3
Color: white
Atomic Structure
![[Bohr Model of Nickel]](b0028.gif) |
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Number of Energy Levels: 4
First Energy Level: 2
Second Energy Level: 8
Third Energy Level: 16
Fourth Energy Level: 2
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Isotopes
| Isotope |
Half Life |
| Ni-56 |
6.1 days |
| Ni-57 |
35.6 hours |
| Ni-58 |
Stable |
| Ni-59 |
76000.0 years |
| Ni-60 |
Stable |
| Ni-61 |
Stable |
| Ni-62 |
Stable |
| Ni-63 |
100.0 years |
| Ni-64 |
Stable |
| Ni-65 |
2.51 hours |
Facts
Date of Discovery: 1751
Discoverer: Alex Cronstedt
Name Origin: From the German word kupfernickel (false copper)
Uses: electroplating metal alloys, nickel-cadmium batteries
Obtained From: pentlandite