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Question:

XeF2 is isostructural with: TeF2, SbCl3, ICl2⁻, BaCl2

TeF2

ICl2⁻

SbCl3

BaCl2

Solution:

XeF2 is isostructural with ICl2⁻. Both contain the same number of lone pairs and bond pairs on the central atom. There are 3 lone pairs and 2 bond pairs. This results in a linear geometry.