Chemistry 5070 · O Level · Elements, compounds and mixtures

Elements, compounds and mixtures — practice question

Which option is a pure compound?

  • Adry air
  • Bethanol
  • Csteel
  • Dpetrol (gasoline)

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