chemistry

Card Set Information

Author:
tigray
ID:
62152
Filename:
chemistry
Updated:
2011-01-26 09:15:23
Tags:
polyatomic ions names
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Description:
common polyatomic ions names and formula
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  1. NH4+
    • ammonium
    • (only positively charges polyatomic ion)

    one be places first when naming since it would be more like a cation.
  2. OH-
    Hydroxide
  3. NO3-
    Nitrate
  4. SO42-
    sulfate
  5. PO43-
    phosphate
  6. CO32-
    carbonate
  7. CN-
    cyanide
  8. CH3COO-
    acetate
  9. common naming rules:
    • -"-ite" ending = 2 or less O
    • -"-ate" ending = 3 or more O

    • minimum amount of oxygens add "Hypo-" as a prefix
    • maximum amount of oxygens add "per-" for a prefix

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