Niobium

Properties of niobium atoms

Ionisation Energies and electron affinity

The electron affinity of niobium is 86.1  kJ mol^-1. The ionisation energies of niobium are given below.

Electronic configuration

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

• Ground state electron configuration:  [Kr].4d⁴.5s¹
• Shell structure:  2.8.18.12.1
• Term symbol:   ⁶D_1/2

A schematic representation of the shell structure of niobium - not what the atom of niobium "looks like".

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