Write the formulas for the reactants separated by a

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Unformatted text preview: nd group 1 metal cations – S2− except with NH4+ and group 1 and 2 metal cations Writing Precipitation Equations (cont) • Step 3: Follow these steps to write the complete equation. – Write the formulas for the reactants separated by a “+”. – Separate the formulas for the reactants and products with a single arrow. – Write the formulas for the products separated by a “+”. – Write the physical state for each formula. • The insoluble product will be followed by (s). • Water-soluble ionic compounds will be followed by (aq). – Balance the equation. Skills to Master (1) • Convert between names and symbols for the common elements. • Identify whether an element is a metal or a nonmetal. • Determine the charges on many of the monatomic ions. • Convert between the name and formula for polyatomic ions. Skills to Master (2) • Convert between the name and formula for ionic compounds. • Balance chemical equations. • Predict the products of double displacement reactions. • Predict ionic solubility....
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