Chemistry 0620 · IGCSE · Ions and ionic bonds

Ions and ionic bonds — practice question

The ions found in ammonium sulfate are produced from the outputs of the Contact and Haber processes. A catalyst is used in both of these processes. Which row is correct?

  • Aammonium; ammonia; Contact; iron
  • Bammonium; ammonia; Haber; vanadium(V) oxide
  • Csulfate; sulfuric acid; Contact; vanadium(V) oxide
  • Dsulfate; sulfuric acid; Haber; iron

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