Chemistry 0620 · IGCSE · Identification of ions and gases

Identification of ions and gases — practice question

Three tests are carried out in order to identify the ions in aqueous solution X. Which ions are contained in X?

  • A$\text{Al}^{3+}$ and $\text{Br}^-$
  • B$\text{Al}^{3+}$ and $\text{I}^-$
  • C$\text{Zn}^{2+}$ and $\text{Br}^-$
  • D$\text{Zn}^{2+}$ and $\text{I}^-$

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