Polyatomic ions worksheet answers. Polyatomic ions Polyatomic ions are charged groups of atoms. For example, ammonium chloride is NH4Cl and ammonium sulfide is (NH4)2S. Use this naming polyatomic ions list and worksheet (answers provided) to quickly learn important chemical names and formulas. ___ Na3N + ___ CaO → ___ Na2O + ___ Ca3N2. Name or write the formula for the following polyatomic ions sulfate nitrite perphosphate This browser version is no longer supported. Examples _ ammonium NH4+ carbonate CO32- To name compounds with polyatomic ions: Follow the same rules as ionic compounds. Perfect for studying chemistry or preparing for a test. Give the missing names, ions, and formulae. 1 Writing and Naming Ionic Compounds with Polyatomic Ions and Transition Write the name of the ionic compounds containing (BE CAREFUL TRANSITION METALS MAY HAVE ROMAN NUMERALS and NICKNAMES) Worksheet 5. Polyatomic Ions Worksheets These worksheets are meant to test a student’s ability to identify polyatomic ions Suitable for: Grade 9, Grade 10, Grade 11, Grade 12. ojc iohkrt ioknbu fp lq zpbma r8 y1u gud ge6w