Practice: Give the systematic name for the following polyatomic ion.
NO2–
Polyatomic Ions are groups of multiple elements that possess a charge.
Concept #1: Polyatomic Ions
Concept #2: Polyatomic Oxyanions
Concept #3: Trioxides and Tetraoxides
Concept #4: Deriving Oxyanions
Example #1: Give the formal or systematic name for the following polyatomic ion: PO33–
Practice: Give the systematic name for the following polyatomic ion.
NO2–
Practice: Give the systematic name for the following polyatomic ion.
CO22–
Practice: Give the systematic name for the following polyatomic ion.
AsO42–
Practice: The formula for the sulfate ion, SO42–. If the term of “thio” means the replacement of an oxygen by a sulfur, what is the formula for the thiosulfate ion?
Concept #5: Halogen Oxyanions
Example #2: Name each of the following compounds:
a. ClO4–
b. BrO2–
Concept #6: Polyatomic Cations
Concept #7: The Other Polyatomic Ions
Example #3: Based on your understanding of the polyatomic oxyanions, provide the structure for the thiocyanate ion.
Practice: Give the systematic name for the following polyatomic ion.
FO–
Practice: Give the systematic name for the following polyatomic ion.
IO3–
Practice: The silicate ion is the silicon version of the carbonate ion. Based on this description, provide the structure of the silicate ion.
