1.

Based on VSEPR theory, the number of 90^(@) degree F-Br-F angles in BrF_(5) is

Answer»


Solution :Due to repulsion between bond PAIRS and lone pair, the Br atom is raised slightly above the plane of the FOUR BASAL F ATOMS. As a rsult, all the F-Br-F bond angles decrease from `90^(@)` to `84.8^(@)`.


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