1 naming ionic compounds due today: “chemical bonding activity” worksheet objective: students...
Post on 19-Jan-2018
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It is important to know the correct charges of polyatomic ions so that you can write the correct formula When a formula contains multiple polyatomics, you must “keep it together” by putting it in parenthesis. Example: Ca 3 (PO 4 ) 2 – calcium phosphate The charge must still equal zero! 3
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