Chemistry 0620 · IGCSE · Group I properties

Group I properties — practice question

Which metal produces ions in only one oxidation state?

  • Aaluminium
  • Bchromium
  • Ccopper
  • Diron

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