Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.1 – Reviewing Formula Writing (1 page) Write the formulas for the following compounds. (A review is always a good thing!!! ) 1. Iodine trioxide 2. Iron (II) hypobromite 3. Copper (I) sulfate 4. Potassium hydroxide 5. Nitric Acid 6. Cesium phosphite 7. Hydrobromic Acid 8. Dichlorine heptaoxide 9. Iron (II) Chloride 10. Tin (II) carbonate 11. Ammonium carbonate 12. Phosphoric Acid 13. Carbon dioxide 14. Carbon tetrabromide 15. Lead (II) nitrate 16. Zinc acetate 17. Cyclohexane 18. Dinitrogen monoxide 20. Copper (II) chloride 19. Butane pentahydrate 21. Sulfur trioxide 22. Silver bromide 23. Carbonic Acid 24. Hydrophosphoric Acid 25. Chloric Acid 26. Barium cyanide 27. Calcium hydroxide 28. Ammonium chloride 29. Ammonium phosphate 30. Potassium oxide 31. Sodium sulfate 32. Diphosphorous pentoxide 33. Methane 34. Hydrochloric Acid 35. Aluminum carbonate 36. Cyclopropane 37. Magnesium sulfate 38. Bismuth (III) bicarbonate trihydrate 39. Sodium bicarbonate 40. Fluorine tribromide 41. Hypoiodous Acid 42. Sulfuric acid 90% of a worksheet must be completed to earn credit for that worksheet! Page 1 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.2 – Balancing & Classifying Reactions (1 page) For each of the following, balance the reaction given and classify the reaction as one of the five types (synthesis, decomposition, single replacement, double replacement, or combustion). 1. _____ Mg + _____ O2 _____ MgO Classification: ____________________ 2. _____ KNO3 _____ KNO2 + _____ O2 Classification: ____________________ 3. _____ Mg + _____ N2 _____ Mg3N2 Classification: ____________________ 4. _____ Fe + _____ H2O _____ Fe3O4 + _____ H2 Classification: ____________________ 5. _____ Al(NO3)3 + _____ NaOH _____ Al(OH)3 + _____ NaNO3 Classification: ____________________ 6. _____CH4 + _____ O2 _____ CO2 + _____ H2O Classification: ____________________ 7. _____ Fe + _____ H2SO4 _____ Fe2(SO4)3 +_____ H2 Classification: ____________________ 8. _____ K + _____ H2O _____ KOH + _____ H2 Classification: ____________________ 9. _____ NaOH + _____ H2SO4 _____ Na2SO4 + _____ H2O Classification: ____________________ 10. _____ Al + _____ H2SO4 _____ Al2(SO4)3 + _____ H2 Classification: ____________________ 11. _____ C2H6 + _____ O2 _____ H2O + _____ CO2 Classification: ____________________ 12. _____ FeCl3 + _____ HgO _____ HgCl2 + _____ Fe2O3 Classification: ____________________ 13. _____ H2O2 _____ H2O + _____ O2 Classification: ____________________ 14. _____ BaCl2 + _____ NaNO3 _____ Ba(NO3)2 + _____ NaCl Classification: ____________________ 90% of a worksheet must be completed to earn credit for that worksheet! Page 2 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.3 – Writing Reactions (1 page) For each of the following reactions, write a balanced reaction including states shown. Also, classify each reaction as one of the five types (synthesis, decomposition, single replacement, double replacement, or combustion). Then, indicate if the reaction is redox or not. 1. Solutions of barium chloride and sodium phosphate are mixed to produce a precipitate of barium phosphate and a solution of sodium chloride. Classification: ____________________ Is this redox? 2. A piece of aluminum dropped into hydrochloric acid yields a solution of aluminum chloride and hydrogen gas. Classifcation: ____________________ Is this redox? 3. Hydrobromic acid poured onto solid magnesium hydroxide neutralizes to form a solution of magnesium bromide and water. Classification: ____________________ Is this redox? 4. Solid calcium carbonate when heated produces solid calcium oxide and carbon dioxide gas. Classification: ____________________ Is this redox? 5. Pure bromine added to a solution of sodium iodide yields a solution of sodium bromide and iodine crystals. Classification: ____________________ Is this redox? 6. Methane gas and oxygen react to form water vapor and carbon dioxide gas. Classification: ___________________ Is this redox? 7. A solution of calcium hydroxide plus hydrochloric acid neutralizes to form a solution of calcium chloride plus water. Classification: ____________________ Is this redox? 8. Chlorine gas bubbled through aqueous magnesium bromide yields magnesium chloride solution and pure bromine. Classification: ____________________ Is this redox? 90% of a worksheet must be completed to earn credit for that worksheet! Page 3 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.4 – Writing Reactions, Round Two (1 page) For each of the following reactions, write a balanced reaction including states shown. Also, classify each reaction as one of the five types (synthesis, decomposition, single replacement, double replacement, or combustion). Then, indicate if the reaction is redox or not. 1. Silver nitrate solution is mixed with zinc chloride solution produces solid silver chloride and a solution of zinc nitrate. Classification: _________________ Is this redox? 2. Zinc added to silver nitrate solution yields zinc nitrate solution and pure silver. Classification: _________________ Is this redox? 3. Nitrogen gas and hydrogen gas combine to form liquid ammonia (NH3). Classification: _________________ Is this redox? 4. Sodium chloride salt is separated into solid sodium and chlorine gas. Classification: _________________ Is this redox? 5. Solid copper added to silver nitrate solution produces copper (II) nitrate solution and solid silver. Classification: _________________ Is this redox? 6. Crystals of potassium nitrate, when heated, form solid potassium nitrite and oxygen gas. Classification: _________________ Is this redox? 7. Cyclopropane gas is reacted with oxygen to form carbon dioxide gas and water vapor. Classification: _________________ Is this redox? 8. Solutions of aluminum nitrate and ammonium hydroxide are mixed together to form a precipitate of aluminum hydroxide and a solution of ammonium nitrate. Classification: _________________ Is this redox? 90% of a worksheet must be completed to earn credit for that worksheet! Page 4 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.5 – Writing Reactions with Predicting Products (1 page) For each of the following reactions, write a balanced reaction including states shown. You have been told what kind of reaction is involved in order to help you predict the products. SYNTHESIS 1. A piece of silver will react chemically with oxygen when it is heated. 2. Iodine crystals react with chlorine gas to form solid iodine trichloride as its only product. 3. Magnesium metal is burned in nitrogen gas. 4. Excess chlorine gas is passed over hot iron filings. (Hint: Iron goes to its +3 state.) DECOMPOSITION 5. Crystalline bismuth (III) oxide decomposes with heat. 6. Crystalline sodium nitride is heated until it decomposes. 7. A sample of mercury (I) oxide (solid) is heated until it decomposes. SINGLE REPLACEMENT 8. Pieces of aluminum foil are dropped into a solution of tin (IV) sulfate. 9. Chlorine gas is bubbled through a solution of sodium bromide 90% of a worksheet must be completed to earn credit for that worksheet! Page 5 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.6 – Writing Reactions with Predicting Products, Round Two (1 page) For each of the following reactions, write a balanced reaction including states shown. You have been told what kind of reaction is involved in order to help you predict the products. SINGLE REPLACEMENT 1. Pure barium is added to a solution of silver acetate. 2. A solution of lead (IV) nitrate is reacted with calcium metal. DOUBLE REPLACEMENT 3. Solid copper (I) nitrite is dropped into a solution of magnesium perchlorate. 4. A solution of sodium hydroxide is neutralized with phosphoric acid. 5. Solutions of potassium fluoride and calcium nitrate are reacted together. 6. Iron (III) hydroxide and nitric acid are neutralized with each other. COMBUSTION 7. Liquid octane is burned completely. 8. Hexane undergoes combustion. 9. Methyl alcohol (CH3OH) is combusted. 90% of a worksheet must be completed to earn credit for that worksheet! Page 6 of 8 Pre AP Chemistry Unit 8 HW Packet Name ______________________________________ WKS 8.7 – Classifying Reactions and Predicting Products (1 page) For each of the following, classify the reaction as one of the five types (synthesis, decomposition, single replacement, double replacement, or combustion). Then, based on your classification, predict products for each reaction. For our purposes, we will assume that each of these reactions will take place. 1. Zinc is placed in phosphoric acid. Classification: _________________ 2. Phosphoric acid is used to neutralize potassium hydroxide. Classification: _________________ 3. Nitrogen gas combines with calcium metal. Classification: _________________ 4. Propane is burned. Classification: _________________ 5. A piece of lithium is dropped into hydrochloric acid. Classification: _________________ 6. Solid potassium bromide is synthesized from its constituent elements. Classification: _________________ 7. Sulfuric acid is poured over calcium metal. Classification: _________________ 8. Lead (IV) oxide is heated. Classification: _________________ 9. Aluminum iodide is reacted with bromine. Classification: _________________ 90% of a worksheet must be completed to earn credit for that worksheet! Page 7 of 8 Pre AP Chemistry Unit 8 HW Packet