(7+0−0+1)=4i.e, sp3 hybridisation Hybridisation of Xe in XO−3: H=
1
2
(8+0−0+0)=4 i.e sp3 hybridisation In both BrO3− and XeO3.the central is sp3 hybridised and contains one lone pair of electrons, hence in both the cases, the structure is trigonal pyramidal.