Central atom:Xexeof4 structure
Xe contributes:8 e
O contibutes:2 e
4 x F contribute:4 e
Total VSE:14
Total VSEP:7
1 x double bond− 1 pair
Revised Total:6
Geometry:Square pyramidal (based on octahedral)


  • The oxygen is as far from the lone pair as possible to minimise lone-pair:double-bond interaction.
  • O=Xe–F bond angles are less than 90° due to lone–pair repulsion.


3-D rotatable diagram