Other questions in this quiz

2. Chromium 3+ and carbonate

  • blue ppt + bubbles
  • red
  • green ppt + bubbles
  • green ppt

3. Cobolt 2+ and conc OH

  • blue gelatenous ppt
  • green ppt
  • blue ppt
  • orange

4. Cobolt 2+ and water

  • pink
  • red
  • yellow
  • blue

5. Iron 3+ and water

  • brown/ yellow
  • pink/ red
  • brown/ yellow/ purple
  • green/ blue

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