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A Voyage through Equations Name ______________________ Per. ______ Section 1: Translate all the word equations to formula equations and then balance them. 1. Sodium combines with chlorine to produce sodium chloride. 2. When solid copper reacts with aqueous silver nitrate, the products are aqueous copper(II) nitrate and silver metal. 3. Solid iron (III) oxide and carbon monoxide react to produce iron metal and carbon dioxide gas. 4. Sulfuric acid and sodium hydroxide react to form sodium sulfate and water. 5. Vanadium (II) oxide with iron (III) Oxide results in the formation of vanadium (V) oxide and iron (II) oxide. 6. Aluminum reacts with oxygen to produce aluminum oxide. 7. Mercury (II) oxide decomposes to produce mercury and oxygen. 8. Sodium carbonate decomposes to produce sodium oxide and carbon dioxide. 9. Carbon dioxide gas reacts with solid lithium hydroxide to produce solid lithium carbonate and water. 10. Ammonia gas reacts with oxygen gas to produce nitrogen monoxide gas and steam. 11. Solid ammonium nitrate decomposes to produce dinitrogen monoxide gas and water. 12. Carbon monoxide reacts with hydrogen to produce methanol (CH3OH). 13. Liquid carbon disulfide reacts with oxygen gas to produce carbon dioxide gas and sulfur dioxide gas. 14. Aluminum metal reacts with aqueous copper (II) chloride to produce aqueous aluminum chloride and solid copper. 15. Solid ammonium chloride decomposes to produce ammonia gas and gaseous hydrochloric acid. Section 2: Identify the type of reaction For the following reactions, indicate whether the following are examples of synthesis(S), decomposition (D), combustion(C), single displacement (SD) or double displacement (DD). 1) Na3PO4 + 3 KOH 3 NaOH + K3PO4 _____________ 2) MgCl2 + Li2CO3 MgCO3 + 2 LiCl _____________ 3) C6H12 + 9 O2 6 CO2 + 6 H2O _____________ 4) Pb + FeSO4 PbSO4 + Fe _____________ 5) CaCO3 CaO + CO2 _____________ 6) P4 + 3 O2 2 P2O3 _____________ 7) 2 RbNO3 + BeF2 Be(NO3)2 + 2 RbF _____________ 8) 2 AgNO3 + Cu Cu(NO3)2 + 2 Ag _____________ 9) C3H6O + 4 O2 3 CO2 + 3 H2O _____________ 10) 2 C5H5 + Fe Fe(C5H5)2 _____________ 11) SeCl6 + O2 SeO2 + 3Cl2 _____________ 12) 2 MgI2 + Mn(SO3)2 2 MgSO3 + MnI4 _____________ 13) 2 NO2 2 O2 + N2 _____________ 14) C6H6 + __ O2 __ H2O + __ CO2 (Balance this one) _____________ Five Types of Chemical Reaction Worksheet Balance the following reactions and indicate which of the five types of chemical reaction are being represented: 1) ____ NaBr + ____ Ca(OH)2 ___ CaBr2 + ____ NaOH Type of reaction: _____________________________ 2) ____ NH3+ ____ H2SO4 ____ (NH4)2SO4 Type of reaction: _____________________________ 3) ____ C5H9O + ____ O2 ____ CO2 + ____ H2O Type of reaction: _____________________________ 4) ____ Pb + ____ H3PO4 ____ H2 + ____ Pb3(PO4)2 Type of reaction: _____________________________ 5) ____ Li3N + ____ NH4NO3 ___ LiNO3 + ___ (NH4)3N Type of reaction: _____________________________ 6) ____ HBr + ___ Al(OH)3 Type of reaction: _____________________________ Section 3: Practicing equation balancing Before you can write a balanced equation for a problem which asks you to predict the products of a reaction, you need to know how to balance an equation. Because some of you may not fully remember how to balance an equation, here are some practice problems: 1) __ C6H6 + __ O2 __ H2O + __ CO2 ______________________ 2) __ NaI + __ Pb(SO4)2 __ PbI4 + __ Na2SO4 _________________ 3) __ NH3 + __ O2 __ NO + __ H2O _________________ 4) __ Fe(OH)3 __ Fe2O3 + __ H2O _________________ 5) __ HNO3 + __ Mg(OH)2 __H2O + __ Mg(NO3)2 _________________ 6) __ H3PO4 + __ NaBr __ HBr + __ Na3PO4 _________________ 7) __ C + __ H2 __ C3H8 _________________ 8) __ CaO + __ MnI4 __ MnO2 + __ CaI2 _________________ 9) __ Fe2O3 + __ H2O __ Fe(OH)3 _________________ 10) __ C2H2 + __ H2 __ C2H6 _________________ 11) __ VF5 + __ HI __ V2I10 + __ HF _________________ 12) __ OsO4 + __ PtCl4 __ PtO2 + __ OsCl8 _________________ 13) __ CF4 + __ Br2 __ CBr4 + __ F2 _________________ 14) __ Hg2I2 + __ O2 __ Hg2O + __ I2 _________________ 15) __ Y(NO3)2 + __ GaPO4 __ YPO4 + __ Ga(NO3)2 _________________ Section 4: Predicting the products of chemical reactions Predict the products of the following reactions: 1) __ Ag + __CuSO4 Type:_______ 2) __ NaI + __ CaCl2 Type:_______ 3) __ O2 + __ H2 Type:_______ 4) __ HNO3 + __ Mn(OH)2 Type:_______ 5) __ AgNO2 + __ BaSO4 Type:_______ 6) __ HCN + __ CuSO4 Type:_______ 7) __ H2O + __ AgI Type:_______ 8) __ HNO3 + __Fe(OH)3 Type:_______ 9) __ LiBr + __ Co(SO3)2 Type:_______ 10) __ LiNO3 + __Ag Type:_______ 11) __ N2 + __ O2 Type:_______ 12) __ H2CO3 Type:_______ 13) __ AlCl3 + __ Cs Type:_______ 14) __ Al(NO3)3 + __ Ga Type:_______ 15) __ H2SO4 + __ NH4OH Type:_______ 16) __ CH3COOH + __ O2 Type:_______ 17) __ C4H8 + __ O2 Type:_______ 18) __ KCl + __ Mg(OH)2 Type:_______ 19) __ Zn + __ Au(NO2)2 Type:_______ 20) __ KOH + __ H2SO4 Type:_______ 21) __ BaS + __ PtCl2 Type:_______ 22) __ Na2O Type:_______ Worksheet: Writing/Predicting Equations Write balanced equations for the following reactions (start with the skeleton equation) 1) The reaction of ammonia with iodine to form nitrogen triiodide (NI3) and hydrogen gas. 2) The combustion of propane (C3H8). 3) The incomplete combustion of propane (C3H8) to form CO and water. 4) The reaction of nitric acid with potassium hydroxide. 5) The reaction of copper (II) oxide with hydrogen to form copper metal and water. 6) The reaction of iron metal with oxygen to form iron (III) oxide. 7) The complete combustion of butane (C4H10) in oxygen. 8) The reaction of AlBr3 with Mg(OH)2 9) The decomposition of hydrogen peroxide to form water and oxygen. A Voyage through Equations ANSWER KEY Section 1: Translate all the word equations to formula equations and then balance them. 1. Sodium combines with chlorine to produce sodium chloride. 2Na +Cl2 2NaCl 2. When solid copper reacts with aqueous silver nitrate, the products are aqueous copper(II) nitrate and silver metal. Cu + 2AgNO3 Cu(NO3)2 + 2Ag 3. Solid iron (III) oxide and carbon monoxide react to produce iron metal and carbon dioxide gas. Fe2O3 + 3CO 2Fe + 3CO2 4. Sulfuric acid and sodium hydroxide react to form sodium sulfate and water. H2SO4 + 2NaOH Na2SO4 + 2H2O 5. Vanadium (II) oxide with iron (III) Oxide results in the formation of vanadium (V) oxide and iron (II) oxide. 2VO + 3Fe2O3 V2O5 + 6FeO 6. Aluminum reacts with oxygen to produce aluminum oxide. 4Al + 3O2 2Al2O3 7. Mercury (II) oxide decomposes to produce mercury and oxygen. 2HgO 2Hg + O2 8. Sodium carbonate decomposes to produce sodium oxide and carbon dioxide. Na2CO3 Na2O + CO2 9. Carbon dioxide gas reacts with solid lithium hydroxide to produce solid lithium carbonate and water. CO2 + 2LiOH Li2CO3 + H2O 10. Ammonia gas reacts with oxygen gas to produce nitrogen monoxide gas and steam. 4NH3 + 5O2 4NO + 6H2O 11. Solid ammonium nitrate decomposes to produce dinitrogen monoxide gas and water. NH4NO3 N2O + 2H2O 12. Carbon monoxide reacts with hydrogen to produce methanol (CH3OH). CO + 2H2 CH3OH 13. Liquid carbon disulfide reacts with oxygen gas to produce carbon dioxide gas and sulfur dioxide gas. CS2 + 3O2 CO2 + 2SO2 14. Aluminum metal reacts with aqueous copper (II) chloride to produce aqueous aluminum chloride and solid copper. 2Al + 3CuCl2 2AlCl3 + 3Cu 15. Solid ammonium chloride decomposes to produce ammonia gas and gaseous hydrochloric acid. NH4Cl NH3 + HCl Section 2: Identify the type of reaction 1) Na3PO4 + 3 KOH 3 NaOH + K3PO4 DOUBLE DISPLACEMENT 2) MgCl2 + Li2CO3 MgCO3 + 2 LiCl DOUBLE DISPLACEMENT 3) C6H12 + 9 O2 6 CO2 + 6 H2O COMBUSTION 4) Pb + FeSO4 PbSO4 + Fe SINGLE DISPLACEMENT 5) CaCO3 CaO + CO2 DECOMPOSITION 6) P4 + 3 O2 2 P2O3 SYNTHESIS 7) 2 RbNO3 + BeF2 Be(NO3)2 + 2 RbF DOUBLE DISPLACEMENT 8) 2 AgNO3 + Cu Cu(NO3)2 + 2 Ag SINGLE DISPLACEMENT 9) C3H6O + 4 O2 3 CO2 + 3 H2O COMBUSTION 10) 2 C5H5 + Fe Fe(C5H5)2 SYNTHESIS 11) SeCl6 + O2 SeO2 + 3Cl2 SINGLE DISPLACEMENT 12) 2 MgI2 + Mn(SO3)2 2 MgSO3 + MnI4 DOUBLE DISPLACEMENT 13) 2 NO2 2 O2 + N2 DECOMPOSITION 14) 2 C6H6 + 15 O2 6 H2O + 12 CO2 COMBUSTION Five Types of Chemical Reaction Worksheet Answers Balance the following reactions and indicate which of the six types of chemical reaction are being represented: 1) 2 NaBr + 1 Ca(OH)2 1 CaBr2 + 2 NaOH Type of reaction: DD 2) 2 NH3+ 1 H2SO4 1 (NH4)2SO4 Type of reaction: S 3) 4 C5H9O + 27 O2 20 CO2 + 18 H2O Type of reaction: C 4) 3 Pb + 2 H3PO4 3 H2 + 1 Pb3(PO4)2 Type of reaction: SD 5) 1 Li3N + 3 NH4NO3 3 LiNO3 + 1 (NH4)3N Type of reaction: DD 6) 3 HBr + 1 Al(OH)3 3 H2O + 1 AlBr3 Type of reaction: DD Section 3: Practicing equation balancing Rxn Type 1) 2 C6H6 + 15 O2 6 H2O + 12 CO2 C 2) 4 NaI + 1 Pb(SO4)2 1 PbI4 + 2 Na2SO4 DD 3) 4 NH3 + 5 O2 4 NO + 6 H2O C 4) 2 Fe(OH)3 1 Fe2O3 + 3 H2O D 5) 2 HNO3 + 1 Mg(OH)2 2 H2O + 1 Mg(NO3)2 DD 6) 1 H3PO4 + 3 NaBr 3 HBr + 1 Na3PO4 DD 7) 3 C + 4 H2 1 C3H8 8) 2 CaO + 1 MnI4 1 MnO2 + 2 CaI2 S DD 9) 1 Fe2O3 + 3 H2O 2 Fe(OH)3 S 10) 1 C2H2 + 2 H2 1 C2H6 S 11) 2 VF5 + 10 HI 1 V2I10 + 10 HF DD 12) 1 OsO4 + 2 PtCl4 2 PtO2 + 1 OsCl8 DD 13) 1 CF4 + 2 Br2 1 CBr4 + 2 F2 SD 14) 2 Hg2I2 + 1 O2 2 Hg2O + 2 I2 SD 15) 1 Y(NO3)2 + 1 GaPO4 1 YPO4 + 1 Ga(NO3)2 DD Section 4: Predicting the products of chemical reactions 1) 2 Ag + 1 CuSO4 1 Ag2SO4 + 1 Cu Type: SD 2) 2 NaI + 1 CaCl2 2 NaCl + 1 CaI2 Type: DD 3) 1 O2 + 2 H2 2 H2O Type: S 4) 2 HNO3 + 1 Mn(OH)2 2 H(OH) + 1 Mn(NO3)2 Type: DD 5) 2 AgNO2 + 1 BaSO4 1 Ag2SO4 + 1 Ba(NO2)2 Type: DD 6) 2 HCN + 1 CuSO4 1 H2SO4 + 1 Cu(CN)2 Type: DD 7) 1 H2O + 1 AgI 1 HI + 1 AgOH Type: DD 8) 3 HNO3 + 1 Fe(OH)3 3 H2O + 1 Fe(NO3)3 Type: DD 9) 4 LiBr + 1 Co(SO3)2 2 Li2SO3 + 1 CoBr4 Type: DD 10) 1 LiNO3 + 1 Ag 1 AgNO3 + 1 Li Type: SD 11) 1 N2 + 2 O2 2 NO2 Type: S 12) 1 H2CO3 1 CO2 + 1 H2O Type: D 13) 1 AlCl3 + 3 Cs 3 CsCl + 1 Al Type: SD 14) 1 Al(NO3)3 + 1 Ga 1 Ga(NO3)3 + 1 Al Type: SD 15) 1 H2SO4 + 2 NH4OH 2 HOH + 1 (NH4)2SO4 Type: DD 16) 1 CH3COOH + 2 O2 2 CO2 + 2 H2O Type: C 17) 1 C4H8 + 6 O2 4 CO2 + 4 H2O Type: C 18) 2 KCl + 1 Mg(OH)2 2 KOH + 1 MgCl2 Type: DD 19) 1 Zn + 1 Au(NO2)2 1 Zn(NO2)2 + 1 Au Type: SD 20) 2 KOH + 1 H2SO4 1 K2SO4 + 2 H2O Type: DD 21) 1 BaS + 1 PtCl2 1 BaCl2 + 1 PtS Type: DD 22) 2 Na2O 4 Na + 1 O2 Type: D Worksheet: Writing/Predicting Equations Write balanced equations for the following reactions (start with the skeleton equation) 1) The reaction of ammonia with iodine to form nitrogen triiodide (NI3) and hydrogen gas. 2NH3 + 3I2 2NI3 + 3H2 2) The combustion of propane (C3H8). C3H8 + 5O2 3CO2 + 4H2O 3) The incomplete combustion of propane (C3H8) to form CO and water. 2C3H8 +7O2 6CO + 8H2O 4) The reaction of nitric acid with potassium hydroxide. HNO3 + KOH KNO3 + H2O 5) The reaction of copper (II) oxide with hydrogen to form copper metal and water. CuO + H2 Cu + H2O 6) The reaction of iron metal with oxygen to form iron (III) oxide. 4Fe + 3O2 2Fe2O3 7) The complete combustion of butane (C4H10) in oxygen. 2C4H10 + 13O2 8CO2 + 10H2O 8) The reaction of AlBr3 with Mg(OH)2 2AlBr3 + 3Mg(OH)2 2Al(OH)3 + 3MgBr2 9) The decomposition of hydrogen peroxide to form water and oxygen. 2H2O2 O2 + 2H2O