hybridisation of XeF6=sp3d3 it can be found out by using the formula=n +1/2(group number-valency of sorrounding element)n=number of sorrounding atom here n=6,valency of fluorine=-1,group number of Xe=8 Thus 6+1/2(8-6)=7 sp3d3 The shape will be distorted octahedral