Chemistry 9701 · AS & A Level · Electrochemistry

Electrochemistry — practice question

In dilute acid, two moles of $\text{VO}_2^+$ ions react with one mole of zinc atoms. The products contain $\text{Zn}^{2+}$ ions together with an ion, $Y$. Ion $Y$ includes vanadium. In the reaction, only zinc and vanadium undergo a change in oxidation state. Which ion is $Y$?

  • A$\text{VO}_3^-$
  • B$\text{VO}^+$
  • C$\text{VO}^{2+}$
  • D$\text{VO}_2^{2+}$

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