<p>PRACTICE: Formulas and Nomenclature NAME: ______</p><p>BLOCK: ______DATE: ______</p><p>+ - + 3- 1. HCl  H + Cl 19. H3PO4  3H + PO4 hydrochloric acid (hydrogen chloride) phosphoric acid (hydrogen phosphate) 20. CsOH  Cs+ + OH- 2. KOH  K+ + OH- cesium hydroxide potassium hydroxide + - 21. Li2O Li + O 3. HgOH  Hg+ + OH- lithium oxide mercury (I) hydroxide 2+ - 22. Ca(OH)2  Ca + 2OH 4. KCl  K+ + Cl- Calcium hydroxide potassium chloride 2+ - 23. CaBr2  Ca + 2 Br 3+ - 5. FeCl3  Fe + 3Cl calcium bromide iron (III) chloride 3+ 2- 24. Fe2O3  2 Fe + 3 O + - 6. HNO3  H + NO3 iron (III) oxide nitric acid (hydrogen nitrate) + 2- 25. H2SO4  2 H + SO4 - - 7. NH4OH  NH4 + OH sulfuric acid (hydrogen sulfate) ammonium hydroxide 2+ 2- 26. FeCO3  Fe + CO3 2+ - 8. Cu2O  Cu + O iron (II) carbonate copper (I) oxide + - 27. SO3 S = 6 Ox # O = 2 Ox # 3+ 2- 9. Al2(SO4)3  2Al + 3 SO4 sulfur trioxide 2+ - aluminum sulfate 28. Ba(BrO3)2  Ba + 2 BrO3 10. N2O5 N = 5+ Ox# O = 2- Ox # barium bromate dinitrogen pentoxide 3+ - 29. Al(OH)3  Al + 3 OH 11. NaOH  Na+ + OH- aluminum hydroxide sodium hydroxide + - 30. HClO4  H + ClO4 12. CO2 C = 4+ Ox # O = 2- Ox # perchloric acid (hydrogen perchlorate) carbon dioxide + - 31. NaC2H3O2  Na + CH3COO + - 13. HF  H + F sodium acetate hydrofluoric acid (hydrogen fluoride) + 2- 32. Na2SO3  2 Na + SO3 2+ - 14. Pb(OH)2  Pb + OH sodium sulfite lead (II) hydroxide + 2- 33. H2CO3  2H + CO3 + - 15. NH4NO3  NH4 + NO3 carbonic acid (hydrogen carbonate) ammonium nitrate + - 34. HFO2  H + FO2 + - 16. NaHCO3  Na + HCO3 hydrofluorous acid (hydrogen fluorite) sodium bicarbonate + - 35. NH4IO3  NH4 + IO3 17. HgO  Hg2+ + O- ammonium iodate mercury (II) oxide 36. LiH  Li+ + H- 2+ - 18. Zn(NO2)2  Zn + NO3 zinc nitrite lithium hydride Write the correct chemical formulas 19. Bromic acid HBrO3 (aq) </p><p>1. Sulfuric acid + 2- H + SO4  H2SO4 20. Ammonium bisulfate NH4HSO4</p><p>2. Sodium hydroxide + - Na + OH  NaOH 21. Mercury (I) oxide Hg2O</p><p>3. Sodium bromide + - Na + Br  NaBr 22. Iron (III) oxide Fe2O3</p><p>4. Barium hydroxide 2+ - Ba + 2OH  Ba(OH)2 23. Magnesium phosphate Mn3(PO4)2</p><p>5. Calcium oxide Ca2+ + O2-  CaO 24. Nickel bicarbonate 2+ - Ni + 2HCO3  Ni(HCO3)2 6. Hydrosulfuric acid + 2- 2H + S  H2S 25. Zinc hydroxide 2+ - Zn + 2OH  Zn(OH)2 7. Lithium sulfate + 2- 2Li + SO4  Li2SO4 26. Hydriodic acid + - H (aq) + I (aq)  HI 8. Carbon monoxide CO  XXXXX - - C= 2 Ox # O = 2 Ox # 27. Diphosphorus pentoxide P2O5 P = 5+ Ox # O = 2- Ox # 9. Manganese dioxide MnO2  XXXXXX Mn = 4+ Ox # O = 2- Ox # 28. Aluminum phosphate + 3- Al + PO4  AlPO4 10. Sulfur dioxide SO2  XXXXXX + - + - S = 4 Ox # O= 2 Ox # 29. Hydrogen acetate H + CH3COO HC2H3O2 (also Acetic acid) CH3COOH (aq) 11. Iron (II) sulfate 2+ 2- Fe + SO4  FeSO4 30. Copper (II) nitrite 2+ - Cu + 2NO2  Cu(NO2)2 12. Hypochlorous acid 31. Nitrogen dioxide NO2 + - + - H + ClO2  HClO N = 4 Ox # O = 2 Ox #</p><p>13. Potassium permanganate 32. Phosphorus trichloride PCl3 + - + - K + MnO4  KMnO4 P = 3 Ox # Cl = 1 Ox #</p><p>14. Silver chloride 33. Sodium phosphate + - + 3- Ag + Cl  AgCl 3 Na + PO4  Na3PO4 34. Potassium carbonate + 2- 15. Copper (II) hydroxide 2K + CO3  K2CO3 2+ - Cu + 2OH  Cu(OH)2 35. Phosphoric acid + 3- 3H (aq) + PO4 (aq)  H3PO4 16. Ammonium sulfide + 2- 2 NH4 + S  (NH4)2S 36. Lead (IV) chloride 4+ - Pb + 4Cl  PbCl4 17. Nickel bromide 2+ - Ni + 2Br  NiBr2 37. Tin (II) bromide 2+ - Sn + 2Br  SnBr2 18. Iron (II) oxide 38. Ammonium hydroxide 2+ 2- + - Fe + O  FeO NH4 + OH  NH4OH</p>