The amphoteric oxide among V2O3, V2O4 and V2O5, upon reaction with alkali leads to formation of an oxide anion. The oxidation state of V in the oxide anion is: (A) +7 (B) +5 (C) +4 (D) +3

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Question

The amphoteric oxide among V2O3, V2O4 and V2O5, upon reaction with alkali leads to formation of an oxide anion. The oxidation state of V in the oxide anion is:

(A) +7
(B) +5
(C) +4
(D) +3

Prashant Kotian · Accepted Answer

Correct answer: B. V2O5 VO43 – Base +5 +5

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