WASSCE qualitative Analysis

12345678910111213141516
Across
  1. 2. – Ion tested with BaCl₂ giving white precipitate
  2. 5. – Positive ion formed from a base (e.g., Cu²⁺)
  3. 8. – Ion giving CO₂ with dilute acid (CO₃²⁻)
  4. 11. – Solid left on filter paper
  5. 13. – Insoluble solid that separates from solution
  6. 14. – Indicator used to test gas acidity/alkalinity
  7. 15. – Substance that absorbs water from air and dissolves
  8. 16. – Test where metal ions give characteristic colours
Down
  1. 1. – Solid formed when two solutions react
  2. 3. – Substance that absorbs moisture without dissolving
  3. 4. – Crystalline solid that loses water of crystallisation
  4. 6. – Gas with pungent smell, turns red litmus blue
  5. 7. – Ion giving white precipitate with AgNO₃
  6. 9. – Ion tested by brown ring test
  7. 10. – Liquid that passes through filter paper
  8. 12. – Bubbling/fizzing seen when gas is released