Chemistry 101L - Kentucky Department of Education

Polyatomic ions: -ate = 3 oxygen . Polyatomic ions: -ite = 2 oxygen “Outside Elbow” Polyatomic ions: -ate = 4 oxygen. Polyatomic ions: -ite = 3 oxygen. Note that the –ite ion has one less O than the –ate ion. Also, the acid that has no hydro prefix and ends in –ic acid has the same number of O as the –ate ion. ................
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