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6 Written questions

6 Multiple choice questions

  1. S₂O₃²⁻
  2. Cr₂O₇²⁻
  3. CO₃²⁻
  4. CN⁻
  5. IO₃⁻
  6. BO₃³⁻

5 True/False questions

  1. HydroxideOH⁻

          

  2. AmmoniumCN⁻

          

  3. SulfateSO₄²⁻

          

  4. NitrateNO₂⁻

          

  5. BromateCrO₄²⁻