The compounds having 8 or more bond angles equal to 90°, are:

The compounds having 8 or more bond angles equal to 90°, are ${\mathrm{SF}}_6$ and ${\mathrm{IF}}_7$.

The bond angle of SF6 and BrF5 is 90 degree. While the IF7 has 72 degree and XeF6 has both 72 and 90 degree.