Balance the following equations: 1. Al + N 2 AlN. 2. Fe + O 2 Fe 3 O CaCO 3 CaO + CO 2 4. NH 4 NO 3 N 2 O + H 2 O. 5. KI + Cl 2 KCl + I 2
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1 Balance the following equations: 1. Al + N 2 AlN 2. Fe + O 2 Fe 3 O 4 3. CaCO 3 CaO + CO 2 4. NH 4 NO 3 N 2 O + H 2 O 5. KI + Cl 2 KCl + I 2 6. Pb(NO 3 ) 2 + HCl PbCl 2 + HNO 3 7. BaO 2 BaO + O 2 8. Al + H 2 SO 4 Al 2 (SO 4 ) 3 + H 2 9. CH 4 + Cl 2 CHCl 3 + HCl 10. MgCl 2 + NaOH Mg(OH) 2 + NaCl 11. AgNO 3 + CuCl 2 AgCl + Cu(NO 3 ) ZnS + O 2 ZnO + SO Na + H 2 O H 2 + NaOH 14. BaCl 2 + (NH 4 ) 2 CO 3 BaCO 3 + NH 4 Cl 15. C 6 H 6 + O 2 CO 2 + H 2 O 16. Na + H 2 O NaOH + H Fe + FeCl 3 - FeCl Ba(OH) 2 + AlCl 3 Al(OH) 3 + BaCl H 2 C 2 O 4 + KOH K 2 C 2 O 4 + H 2 O 20. C 2 H 2 Cl 4 + Ca(OH) 2 C 2 HCl 3 + CaCl 2 + H 2 O 21. (NH 4 ) 2 Cr 2 O 7 N 2 + Cr 2 O 3 + H 2 O 22. Zn 3 Sb 2 + H 2 O - Zn(OH) 2 + SbH HClO 4 + P 4 O 10 H 3 PO 4 + Cl 2 O C 6 H 5 Cl + SiCl 4 + Na (C 6 H 5 ) 4 Si + NaCl 25. Sb 2 S 3 + HCl H 3 SbCl 6 + H 2 S
2 26. IBr + NH 3 NI 3 + NH 4 Br 27. KrF 2 + H 2 O Kr + O 2 + HF 28. Na 2 CO 3 + C + N 2 NaCN + CO 29. K 4 Fe(CN) 6 + H 2 SO 4 + H 2 O K 2 SO 4 + FeSO 4 + (NH 4 ) 2 SO 4 + CO Use the following chemical reactions to write a complete balanced chemical equation. For each chemical compound write the correct chemical formula, and then balance the final equation. 30. Potassium Chloride and Silver Nitrate to yield Potassium Nitrate and Silver Chloride 31. Aluminum Hydroxide reacts with Sodium Nitrate to yield Aluminum Nitrate and Sodium Hydroxide 32. Iron Metal reacts with Copper ( II) Sulfate to yield Iron ( II) Sulfate and Copper Metal 33. Aluminum Metal reacts with Copper ( II) Chloride to yield Aluminum Chloride and Copper Metal 34. Potassium Bromide decomposes to yield Potassium Metal and Bromine Gas 35. Calcium Carbonate decomposes to yield Calcium Oxide and Carbon Dioxide Gas 36. Zinc Metal reacts with Oxygen Gas to yield Zinc Oxide 37. Chlorine Gas reacts with Sodium Metal to yield Sodium Chloride 38. Aluminum Sulfate reacts with Barium Chloride to yield Aluminum Chloride and Barium Sulfate 39. Beryllium Fluoride reacts with Magnesium Metal to yield Magnesium Fluoride and Beryllium Metal
3 40. Sodium Bicarbonate decomposes to yield Sodium Carbonate and Carbon Dioxide and Water 41. potassium chloride reacts with silver nitrate to yield potassium nitrate and silver chloride 42. aluminum hydroxide reacts with sodium nitrate to yield aluminum nitrate and sodium hydroxide 43. iron metal reacts with copper(ii) sulfate to yield iron(ii) sulfate and copper metal 44. aluminum metal reacts with copper(ii) chloride to yield aluminum chloride and copper metal 45. potassium bromide to yield potassium metal and bromine 46. calcium carbonate to yield calcium oxide and carbon dioxide gas 47. zinc metal reacts with oxygen gas to yield zinc oxide 48. chlorine gas reacts with sodium metal to yield sodium chloride 49. aluminum sulfate reacts with barium chloride to yield aluminum chloride and barium sulfate 50. beryllium fluoride reacts with magnesium to yield magnesium fluoride and beryllium 51. sodium hydrogen carbonate to yield sodium carbonate and carbon dioxide and water 52. Calcium metal reacts with chlorine gas to produce calcium chloride 53. When zinc metal reacts with oxygen gas, solid zinc oxide is formed.
4 54. Carbon dioxide and water are produced when methane gas is burned in oxygen. 55. When zinc metal is placed in a solution of hydrochloric acid (HCl), hydrogen gas and a zinc chloride solution are formed. 56. Potassium reacts with water yielding potassium hydroxide and hydrogen 57. Chlorine reacts with potassium bromide yielding potassium chloride and bromine 58. Zinc reacts with hydrogen chloride yields zinc chloride and hydrogen 59. zinc sulfide reacts with oxygen zinc oxide and sulfur dioxide decyne reacts with chlorine gas to produce carbon and hydrochloric acid 61. Ethyne reacts with oxygen gas to produce carbon dioxide and water 62. Ammonia (nitrogen trihydride) reacts with oxygen nitrogen monoxide and water 63. Phosphorus reacts with iron(iii) oxide tetra-phosphorus decoxide and iron 64. Cupric sulfide reacts with oxygen copper(i) oxide and sulfur dioxide 65. sodium bicarbonate reacts with hydrogen sulfate sodium sulfate and water and carbon dioxide 66. Sodium carbonate reacts with silver nitrate sodium nitrate and silver carbonate 67. Calcium reacts with oxygen calcium oxide
5 68. Zinc reacts with ferric oxide zinc oxide and iron 69. Magnesium bromide reacts with chlorine magnesium chloride and bromine 70. Sodium reacts with water sodium hydroxide and hydrogen 71. Potassium nitrate potassium nitrite and oxygen 72. Calcium oxide reacts with hydrochloric acid calcium chloride and water 73. Magnesium reacts with oxygen magnesium oxide 74. Iron reacts with oxygen iron(ii) oxide 75. Water reacts with dinitrogen trioxide nitrous acid 76. Sodium oxide reacts with water sodium hydroxide 77. Iron(III) oxide reacts with carbon monoxide iron and carbon dioxide 78. Methane reacts with oxygen carbon dioxide and water
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