Atomic#- 28                                                                                                       Symbol- Ni

Density-8.90g/cm3                                                                                          Melting point-1728

Boiling point- 3186                                                                                          Atomic Radius-1.62

Electron configuration-1s2 2s2 2p6 3s2 3p6 3d10 4s1                     Ionization energy-76398

Ion charge-Ni2+                                                                                           Electronegativity- 14.6

Nickel was discovered by Axel Fredrik Constedt in 1751. Axel discovered it by mining. A modern technology to isolate nickel is by using microbial resources.

Nickel in German means "old nick" a name for the devil.

The U.S five cent coin the "nickel" is composed of 75% copper and 25% nickel.

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