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D and F Block Elements question

2025 · 28 Jan · Shift 2 · Q9
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D and F Block Elements question

2025 · 28 Jan · Shift 2 · Q9

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
The amphoteric oxide among V2O3, V2O4\mathrm{V}_2 \mathrm{O}_3, \mathrm{~V}_2 \mathrm{O}_4V2​O3​, V2​O4​ and V2O5\mathrm{V}_2 \mathrm{O}_5V2​O5​, upon reaction with alkali leads to formation of an oxide anion. The oxidation state of V in the oxide anion is :
  1. A
    + 4
  2. B
    + 5
  3. C
    + 3
  4. D
    + 7
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