Polyions PDF

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Summary

Summary of Polyions....

Description

Polyatomic Ions and Oxyacids Common Polyatomic Ions

acetate cyanate cyanide formate hydride hydroxide permanganate thiocyanate triiodide

Anions 1CH3COOOCNCNHCOOHOHMnO4SCNI 3-

Anions 2CrO42Cr2O72MnO42C2O42O22C8H4O42C4H4O62Cation 1+ NH4+

chromate dichromate manganate oxalate peroxide phthalate tartrate ammonium Oxyanions ending in –ate

IIIA BO33borate

IVA CO32carbonate SiO32silicate

VA NO3nitrate PO43phosphate AsO43arsenate

VIA ---

VIIA ---

SO42sulfate SeO42selenate TeO42tellurate

ClO3chlorate BrO3bromate IO3iodate

Prefixes and suffixes for –ate oxyanions 2 oxygens less than – ate ion hypo--------ite ClOhypochlorite

1 oxygen less than – ate ion --------ite ClO2chlorite

--ate ion ------ate ClO3chlorate

1 oxygen more than –ate ion per------ate ClO4perchlorate

Oxyacids (derived from oxyanions) ---ate ion becomes –ic acid 2 oxygens less than – ic acid hypo---ous acid HClO hypochlorous acid

1 oxygen less than – ic acid ---ous acid HClO2 chlorous acid

--ic acid --ic acid HClO3 chloric acid

1 oxygen more than –ic acid per---ic acid HClO4 perchloric acid...