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Clicker 1-4# ● Type 1 - always same charge ● binary - 2 elements ● ionic - Metal (NH4+) + Non- metal ● compounds (Pg 108/137) ● name formula (write each ion + combine in ratio to cancel charge) ❖ Calcium Chloride = CaCl2 ❖ Aluminum Oxide = Al2O3 ❖ Silver Fluoride = AgF Formula -> none ● name each ion, cation to same name as element ; anion -> charge ending of element to -ide) Fr Br(+ide = ) -> Francium Bromide MgS = Magnesium Sulfide BeCl2 = Beryllium chloride Type 2 binary ionic compounds Name -> Formula (same as type 2) Cu2O lead (II) oxide Lead (IV) oxide PbO PbO2 Formula -> none SnF4 CrI2 (Chromium(II) iodide CrI3 (CHromium (III) iodide Co3N2 ( Cobalt (II) Nitride...