Properties of manganese atoms

Ionisation Energies and electron affinity

The electron affinity of manganese is 0  kJ mol-1. The ionisation energies of manganese are given below.

Ionisation energy number Enthalpy /kJ mol-1
1st 717.3
2nd 1509.0
3rd 3248
4th 4940
5th 6990
6th 9220
7th 11500
8th 18770
9th 21400
10th 23960
11th 27590
12th 30330
13th 33150
14th 38880
15th 41987
16th 109480
17th 118100
18th 127100
19th 138600
20th 148500
21st 158600

Ionisation energies of Mn

Electronic configuration

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

Pointer to The Orbitron gallery of orbitals.

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

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manganese atomic number