Group 18 (noble gases): xenon fluorides and oxides
p-Block Elements · Chemistry
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Study notes
Predict the shape of XeF₄ using VSEPR. Step 1: Xe has 8 valence electrons; 4 bonds to F use 4. Step 2: Remaining 4 electrons = 2 lone pairs. Step 3: 4 bonds + 2 lone pairs = octahedral electron geometry. Step 4: Lone pairs opposite → square planar molecule. Confirmed by experiment!
Related topics
- Group 13 (boron family): borax, boric acid, diborane, aluminium compounds
- Group 14 (carbon family): allotropes of carbon, CO, CO2, silicones, silicates
- Group 15 (nitrogen family): ammonia, oxides of nitrogen, nitric acid, phosphorus allotropes, phosphoric acid
- Group 16 (oxygen family): ozone, sulphur allotropes, sulphuric acid, oxides
- Group 17 (halogens): chlorine, HCl, oxoacids of halogens, interhalogen compounds
- Inert pair effect