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Grade 12Physical Chemistry

Which trihalide of 5 group forms oxocation on hydrolysis Why Bismuth forms pentahalide with Fluorine only

Profile image of Namratha kris balram
8 Years agoGrade 12
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Profile image of Arun
ApprovedApproved Tutor Answer8 Years ago
Bismuth due to inert pair effect exist with only +3 oxidation state. +5 oxidation state is uncommon for Bi. So bismuth does not form pentahalide. But due to the small size and high electronegativity of fluorine only BiF​5 exist.