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Name ____________________________________________ Honors Chemistry REACTION PREDICTION DIRECTIONS: FOR EACH OF THE FOLLOWING, STATE THE TYPE OF REACTION AND WRITE THE BALANCED EQUATION. A FEW OF THE REACTIONS WILL NOT OCCUR ACCORDING TO THE REACTIVITY SERIES. WRITE "NR" FOR THESE. IDENTIFY DRIVING FORCE AND LIST SPECTATOR IONS. Driving forces are Bolded and spectator ions are listed on the side. 1. magnesium plus zinc nitrate Mg(s) + Zn(NO3)2(aq) Zn(s) + Mg(NO3)2(aq) SI: Mg+2, (NO3)-1 2. fluorine plus potassium bromide F2(g) + 2 KBr(aq) 2 KF(aq) + Br2() SI: K+1, F-1 3. sodium plus oxygen 4 Na(s) + O2(g) 2 Na2O(s) 4. methane (CH4) plus oxygen CH4 + 2 O2 + spark CO2(g) + 2 H2O(g) 5. aluminum plus hydrochloric acid 2 Al(s) + 6 HCl(aq) 2 AlCl3(aq) + 3 H2(g) SI: Al+3, Cl-1 6. calcium hydroxide plus nitric acid Ca(OH)2(aq) + 2 HNO3(aq) Ca(NO3)2(aq) + 2 H(OH)() SI: Ca+2, (NO3)-1 7. sodium bromide plus silver nitrate NaBr(aq) + AgNO3(aq) AgBr(s) + NaNO3(aq) SI: Na+1, (NO3)-1 8. zinc chloride plus hydrogen sulfide ZnCl2(aq) + H2S(aq) 2 HCl(aq) + ZnS(s) SI: H+1, Cl-1 9. calcium phosphate plus aluminum sulfate Ca3(PO4)2(s) + Al2(SO4)3(aq) Al(PO4)(s) + Ca(SO4)(aq) SI: Ca+2, (SO4)-2 10. mercury (I) sulfate plus ammonium nitrate Hg2SO4(aq) + 2 NH4NO3(aq) (NH4)2SO4(aq) + 2 HgNO3(aq) No Reaction 11. potassium plus fluorine 2 K(s) + F2(g) 2 KF(s) 12. silver plus barium nitrate Ag(s) + Ba(NO3)2(s) No Reaction (according to activity series) 13. iron (III) hydroxide plus phosphoric acid Fe(OH)3(s) + H3(PO4)(aq) 3 H(OH)() + FePO4(s) 14. sodium plus nitric acid 2 Na(s) + 2 HNO3(aq) 2 NaNO3(aq) + H2(g) SI: Na+1, (NO3)-1 15. silver nitrate plus magnesium chloride 2 AgNO3(aq) + MgCl2(aq) 2 AgCl(s) + Mg(NO3)2(aq) SI: Mg+2, (NO3)-1 16. sodium sulfate plus barium chloride Na2SO4(aq) + BaCl2(aq) BaSO4(s) + 2 NaCl(aq) SI: Na+1, Cl-1 17. ammonium phosphate plus lithium hydroxide (NH4)3PO4(aq) + 3 LiOH(aq) Li3PO4(aq) + 3 NH4OH(aq) No Reaction 18. hydrogen plus oxygen 2 H2(g) + O2(g) + spark 2 H2O(g) 19. calcium carbonate plus lithium chloride CaCO3(s) + 2 LiCl(aq) Li2CO3(aq) + CaCl2(aq) No Reaction 20. mercury (I) sulfate plus hydrochloric acid Hg2SO4(aq) + 2 HCl(aq) H2SO4(aq) + 2 HgCl(aq) 21. propane plus oxygen C3H8 + 5 O2 + spark 3 CO2(g) + 4 H2O(g) 22. sodium plus iodine 2 Na(s) + I2(s) 2 NaI(s) No Reaction 23. chlorine plus magnesium Cl2(g) + Mg(s) MgCl2(s) 24. mercury (I) nitrate plus sodium carbonate 2 HgNO3(aq) + Na2CO3(aq) 2 NaNO3(aq) + Hg2CO3(s) SI: Na+1, (NO3)-1 25. magnesium plus hydrochloric acid Mg(s) + 2 HCl(aq) MgCl2(aq) + H2(g) SI: Mg+2, Cl-1 26. water (electrolyzed) 2 H2O() 2 H2(g) + O2(g) 27. ammonium nitrite plus barium hydroxide 2 NH4NO3(aq) + Ba(OH)2(aq) Ba(NO3)2(aq) + 2 NH4OH(aq) No Reaction 28. ammonium sulfate plus calcium hydroxide (NH4)2SO4(aq) + Ca(OH)2(aq) CaSO4(s) + 2 NH4OH(aq) SI: (NH4)+1, (OH)-1 29. mercury (II) oxide (heated) 2 HgO(s) 2 Hg(s) + O2(g) 30. ammonium phosphate plus aluminum chloride (NH4)3PO4(aq) + AlCl3(aq) AlPO4(s) + 3 NH4Cl(aq) SI: (NH4)+1, Cl-1 31. iron (III) hydroxide plus nitric acid Fe(OH)3(s) + 3 HNO3(aq) 3 H(OH)() + Fe(NO3)3(s) No Reaction 32. calcium plus phosphoric acid 3 Ca(s) + 2 H3PO4(aq) Ca3(PO4)2(s) + 3 H2(g) 33. calcium chloride plus ammonium hydroxide CaCl2(aq) + 2 NH4OH(aq) 2 NH4Cl(aq) + Ca(OH)2(aq) No Reaction 34. aluminum sulfide plus hydrochloric acid Al2S3(s) + 6 HCl(aq) 3 H2S(aq) + 2 AlCl3(aq) No Reaction 35. magnesium plus sulfur Mg(s) + S(s) + heat MgS(s) 36. calcium plus aluminum chloride 3 Ca(s) + 2 AlCl3(aq) 3 CaCl2(aq) + 2 Al(s) SI : Ca+2, Cl-1 37. sodium carbonate plus sulfuric acid Na2CO3(aq) + H2SO4(aq) H2CO3(aq) + Na2SO4(aq) No Reaction 38. lithium plus bromine 2 Li(s) + Br2() 2 LiBr(s) 39. potassium sulfide plus iron (II) nitrate K2S(aq) + Fe(NO3)2(aq) FeS(s) + 2 KNO3(aq) SI : K+1, (NO3)-1 40. sodium plus calcium Na(s) + Ca(s) No Reaction (both metals) 41. calcium carbonate plus hydrochloric acid CaCO3(s) + 2 HCl(aq) CaCl2(aq) + CO2(g) + H2O() SI: Ca+2, Cl-1 42. Pentane plus oxygen C5H12 + 8 O2(g) + spark 5 CO2(g) + 6 H2O(g) 43. ammonium acetate plus iron (II) chloride 2 NH4C2H3O2(aq) + FeCl2(aq) Fe(C2H3O2)2(aq) + 2 NH4Cl(aq) No Reaction 44. zinc plus sulfuric acid Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g) 45. neon plus potassium Ne(g) + K(s) No Reaction (Ne is a noble gas) 46. lead (II) hydroxide plus hydrochloric acid Pb(OH)2(s) + 2 HCl(aq) 2 H(OH)() + PbCl2(s) 47. potassium iodide plus ammonium nitrate SI: Zn+2, (SO4)-2 KI(aq) + NH4NO3(aq) NH4I(aq) + KNO3(aq) No Reaction 48. potassium plus sodium nitrate K(s) + NaNO3(aq) KNO3(aq) + Na(s) SI: K+1, (NO3)-1 49. silver plus hydrochloric acid 2 Ag + 2 HCl(aq) 2 AgCl(s) + H2(g) 50. magnesium nitrate plus hydrochloric acid Mg(NO3)(s) + 2 HCl(aq) 2 HNO3(aq) + MgCl2(aq) No Reaction 51. zinc hydroxide plus sulfuric acid Zn(OH)2(s) + H2SO4(aq) 2 H(OH)() + ZnSO4(aq) SI: Zn+2, (SO4)-2 52. sodium plus chlorine 2 Na(s) + Cl2(g) 2 NaCl(s) 53. fluorine plus potassium bromide F2(g) + 2 KBr(aq) 2 KF(aq) + Br2(g) SI: K+1, F-1 54. ammonium hydroxide plus sulfuric acid 2 NH4OH(aq) + H2SO4(aq) 2 H(OH)() + (NH4)2SO4(aq) SI: (NH4)+1, (SO4)-2 55. sodium chloride plus potassium nitrate NaCl(aq) + KNO3(aq) KCl(aq) + NaNO3(aq) No Reaction 56. chlorine plus lithium bromide Cl2(g) + 2 LiBr(aq) 2 LiCl(aq) + Br2() SI: Li+1, Cl-1 57. lithium hydroxide plus phosphoric acid 3 LiOH(aq) + H3PO4(aq) 3 H(OH)() + Li3PO4(aq) SI: Li+1, (PO4)-3 58. butane plus oxygen 2 C4H10 + 13 O2(g) 8 CO2(g) + 10 H2O(g) 59. potassium sulfite plus nitric acid K2SO3(aq) + 2 HNO3(aq) 2 KNO3(aq) + H2SO3(aq) 60. ammonium chloride plus potassium hydroxide No Reaction NH4Cl(aq) + KOH(aq) KCl(aq) + NH4OH(aq) No Reaction 61. sodium hydroxide plus hydrochloric acid NaOH(aq) + HCl(aq) H(OH)() + NaCl(aq) SI: Na+1, Cl-1 62. octane plus oxygen 2 C8H18 + 25 O2(g) 16 CO2(g) + 18 H2O(g) ACTIVITY SERIES Li Rb K react with cold water and Elements higher on the char Metal Reactivity Ba Ca Na Mg Al Mn Zn Cr Fe Co Ni Sn Pb H2 Cu Ag Hg Pt Au acids, replacing hydrogen react with acids or steam, but usually not liquid water, to replace hydrogen react with acids, but not water, to replace hydrogen react with O2 to form oxides mostly unreactive Halogen Reactivity F2 ………most reactive Cl2 Br2 I2 …….…least reactive