Chemistry 9701 · AS & A Level · Electrochemistry

Electrochemistry — practice question

In which row do the oxidation numbers of vanadium become higher?

  • A$\text{VO}_4^{3-}$, $\text{VO}_3^{-}$, $\text{VO}_2^{+}$
  • B$\text{VO}^{2+}$, $\text{V}_2\text{O}_3$, $\text{VO}_4^{3-}$
  • C$\text{V}_2\text{O}_3$, $\text{VO}^{2+}$, $\text{VO}_3^{-}$
  • D$\text{VO}_4^{3-}$, $\text{VO}_2^{+}$, $\text{VO}^{2+}$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI