(MeO)₂TeF₅^- - Pentafluoro dimethoxy Te has 6 valence electrons plus 1 for each Te-F , one for each Te-O bond and one for the
Total = 14 electrons, 7 pairs
Geometry is a pentagonal bipyramid with the larger MeO groups in the axial sites,
Point group D_5h if the methyl groups are ignored