Properties of krypton atoms

Ionisation Energies and electron affinity

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

Ionisation energy number Enthalpy /kJ mol-1
1st 1350.8
2nd 2350.4
3rd 3565
4th 5070
5th 6240
6th 7570
7th 10710
8th 12138
9th 22274
10th 25880
11th 29700
12th 33800
13th 37700
14th 43100
15th 47500
16th 52200
17th 57100
18th 61800
19th 75800
20th 80400
21st 85300

Ionisation energies of Kr

Electronic configuration

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

Pointer to The Orbitron gallery of orbitals.

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

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krypton atomic number