Polyatomic Ions

  1. ammonium
    NH4+
  2. acetate
    C2H3O2-
  3. bicarbonate (or hydrogen
    carbonate)
    HCO3-
  4. bisulfate (or hydrogen
    sulfate)
    HSO4-
  5. chlorate
    ClO3-
  6. chlorite
    ClO2-
  7. cyanate
    OCN-
  8. cyanide
    CN-
  9. dihydrogen phosphate
    H2PO4-
  10. hydroxide
    OH-
  11. nitrate
    NO3-
  12. nitrite
    NO2-
  13. perchlorate
    ClO4-
  14. permanganate
    MnO4
  15. thiocyanate
    SCN-
  16. carbonate
    CO32-
  17. chromate
    CrO42-
  18. dichromate
    Cr2O72-
  19. hydrogen phosphate
    HPO42-
  20. peroxide
    O22-
  21. sulfate
    SO42-
  22. sulfite
    SO32-
  23. thiosulfate
    S2O32-
  24. borate
    BO33-
  25. phosphate
    PO43-
  26. -ite ending means...
    ...one less oxygen than the -ate form.
  27. per- means...
    ...one more oxygen than -ate.
  28. hypo- means...
    ...one less oxygen than -ite.
Author
Biggsphoto
ID
161825
Card Set
Polyatomic Ions
Description
This is a list of some of the most common polyatomic ions. It includes their molecular formulas and ionic charge.
Updated