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Ionic equations Write net ionic equations for chemical reactions, and recognize spectator ions.
Learning objectives Write balanced chemical equations from descriptions of chemical changes. Classify chemical reactions as synthesis, formation, decomposition, thermolysis, electrolysis, displacement, single displacement, metathesis, precipitation, neutralization, redox, and combustion reactions. Write formation and combustion reactions for given compounds. Understand the concept of equilibrium solubility and use it to recognize saturated and supersaturated solutions. Explain why water can dissolve polar and ionic substances.