chem 105-3 - Solubility Rules and Precipitation 1 Group 1A...

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Solubility Rules and Precipitation 1. Group 1A ions are ___________, as are ________ ions. 2. Nitrates, bicarbonates, and chlorates are ________________. 3. Halides are _____________, except _____, _____, and ______. 4. Sulfates are _____________, except ____, _____, _____, _____, _____,  and _____. 5. Carbonates, phosphates, chromates, and sulfides are ____________, except for  _________ and ________. 6. Hydroxides are ___________, except for _____________ and ____. Practice 1.  Which of the following are soluble? a. NaOH b. CaCl 2 c. Ca 3 (PO 4 ) 2 2. Based on these rules, in the following equation, identify the precipitate, and write the  complete and net ionic equations. a. Pb(NO 3 ) 2  + 2 KI   PbI 1  + 2 KNO 3 Oxidation numbers and RedOx 1. Oxidation numbers a. Atomic bookkeeping. i. Oxygen is a good place to start – always -2, unless peroxide or 
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