Chemistry 9701 · AS & A Level · Group 17

Group 17 — practice question

Redox reactions take place very often in the chemistry of Group VII. Which statement is correct?

  • AChlorine will oxidise bromide ions but not iodide ions.
  • BFluorine is the weakest oxidising agent out of $\text{F}_2$, $\text{Cl}_2$, $\text{Br}_2$ and $\text{I}_2$.
  • CIodide ions are the weakest reducing agent out of $\text{F}^-$, $\text{Cl}^-$, $\text{Br}^-$ and $\text{I}^-$.
  • DWhen chlorine reacts with water, chlorine is both oxidised and reduced.

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