Elements of group - 15 compounds in +5 oxidation state. However, bismuth forms only one well characterised compound in +5 oxidation state. The compoun
Elements of group - 15 compounds in +5 oxidation state. However, bismuth forms only one well characterised compound in +5 oxidation state. The compound is
A. `Bi_(2)O_(5)`
B. `BiF_(5)`
C. `BiCl_(5)`
D. `Bi_(2)S_(5)`
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Correct Answer - B
Stability of + 5 oxidation state decreases top to bottem and +3 oxidation state increases top to bottom due to inert pair effect. Meanwhile compound having +5 oxidation state of Bi is `BiF_(5)`. It is due to smaller size and high electronegativity of fluorine.
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