This problem set was developed by S.E. Van Bramer for Chemistry 145 at Widener University . Determine if any of the reactants or products are soluble in water. Classify the type of reaction. Identify any gas that is produced. Identify any precipitate that is produced.
Sodium oxide reacts with carbon dioxide to form sodium carbonate.
Calcium metal reacts with water to form calcium hydroxide and hydrogen gas. Potassium nitrate decomposes to form potassium nitrite and oxygen. Barium chloride reacts with sodium sulfate to produce barium sulfate and sodium chloride. Calcium metal reacts with phosphorus to produce calcium phosphide. Copper metal reacts with sulfuric acid and water to produce copper sulfate pentahydrate and sulfur dioxide.