Qualitative Analysis of Common Cations in Water

by Muhammad Arif Malik

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The qualitative analysis of cations in a mixture is used as a model to teach chemistry experimental skills. This model provides hands-on practice of separating a mixture of substances that are often encountered in chemical synthesis and chemical extraction processes. The ions in the mixture are separated by selective precipitation, selective dissolution, and characteristic reactions enforced based on common ion effects, pH effect, coordination complex formation, and redox reactions.

Description from LibreTexts.

Publisher
Hampton University
Subjects
Chemistry, Analytical Chemistry
Licence
Public domain, as LibreTexts states it
Who can read
Tweens profiles and older, judged from its title and subjects

Contents

LibreTexts writes equations in TeX, and here they show as TeX; the PDF has them typeset.

  1. Front Matter
  2. TitlePage
  3. InfoPage
  4. Table of Contents
  5. Licensing
  6. Dedicated to Mr. Frank Reidy, a philanthropist who brought the author to the US
  7. Note for instructors and acknowledgments
  8. 1: Chemical Principles
  9. 1.1: Solubility
  10. 1.2: Solubility equilibria
  11. 1.3: Varying solubility of ionic compounds
  12. 1.4: pH Buffers
  13. 1.5: Separation of cations in groups
  14. 2: Experimental techniques
  15. 2.1: Precipitation
  16. 2.2: Water bath
  17. 2.3: Centrifugation
  18. 2.4: Separation of the precipitate
  19. 2.5: pH measurement
  20. 2.6: Flame test
  21. 2.7: Common qualitative analysis reagents, their effects, and hazards
  22. 3: Group I cations
  23. 3.1: Separation of group I cations
  24. 3.2: Separation and confirmation of individual ions in group I precipitates
  25. 3.3: Procedure, flowchart, and datasheets for separation and confirmation of group I cations
  26. 4: Group II cations
  27. 4.1: Precipitation of group II cations
  28. 4.2: Separation and confirmation of individual ions in group II precipitates
  29. 4.3: Procedure, flowchart, and datasheets for separation and confirmation of group II cations
  30. 5: Group III cations
  31. 5.1: Separation of group III cations
  32. 5.2: Separation and confirmation if individual ions in group III precipitates
  33. 5.3: Procedure, flowchart, and datasheets for separation and confirmation of group III cations
  34. 6: Group IV and Group V cations
  35. 6.1: Separating group IV cations
  36. 6.2: Separation and confirmation of individual ions in group IV precipitates and group V mixture
  37. 6.3: Procedure, flowchart, and datasheets for separation and confirmation of group IV and group V cations
  38. Back Matter
  39. Index
  40. Detailed Licensing