Properties of nickel atoms

Ionisation Energies and electron affinity

The electron affinity of nickel is 112  kJ mol-1. The ionisation energies of nickel are given below.

Ionisation energy number Enthalpy /kJ mol-1
1st 737.1
2nd 1753.0
3rd 3395
4th 5300
5th 7339
6th 10400
7th 12800
8th 15600
9th 18600
10th 21670
11th 30970
12th 34000
13th 37100
14th 41500
15th 44800
16th 48100
17th 55101
18th 58570
19th 148700
20th 159000
21st 169400

Ionisation energies of Ni

Electronic configuration

The following represents the electronic configuration and its associated term symbol for the ground state neutral gaseous atom. The configuration associated with nickel in its compounds is not necessarily the same.

Pointer to The Orbitron gallery of orbitals.

Kossel shell structure of Ni
A schematic representation of the shell structure of nickel - not what the atom of nickel "looks like".

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nickel atomic number