Unit 4 – Bonding and Nomenclature Homework Formulas Practice How many of each type of atom are in the each of the following formulas? 1. CH 4O - C-1, H-4, O-1 3. (NH 4)2S – N-2, H-8, S-1 5. Hg 2(NO 3)2 – Hg-2, N-2, O-6

2. Ba(OH) 2 – Ba-1, O-2, H-2 4. NH 4C2H3O2 – N-1, H-7, 6. Mg 3(PO 4)2 – Mg-3, P-2, C-2, O-2 O-8

What is the formula for the neutral ionic compound created with the following atoms or ions? 2+ 7. Ba and Cl – BaCl 2 10. Zn and sulfate - ZnSO 4 13. Al and chlorate – 8. Ca and P – Ca 3P2 11. ammonium and Cl – Al(CLO 3)3 3+ 8+ 9. Fe and O – Fe 2O3 NH 4Cl 14. Os and S – OsS 4 4+ 12. Na and carbonate – 15. Hf and Te – HfTe 2 Na 2CO 3

Ionic Nomenclature Practice Write the name of the compound: Write the formula of the compound: 1. NaBr – 11. Sodium hydrogen carbonate – NaHCO 3 2. MgF 2 – magnesium fluoride 12. Strontium chloride – SrCl 2 3. BaCO 3 – barium carbonate 13. Copper(II) sulfate – CuSO 4 4. Al 2(SO 4)3 – aluminum sulfate 14. Ammonium dichromate – (NH 4)2Cr 2O7 5. ZnCr 2O7 – zinc dichromate 15. Gallium(III) iodide – GaI 3 6. PtCl 4 – platinum(IV) chloride 16. Silver oxide – Ag 2O 7. V2O5 – vanadium(V) oxide 17. Calcium hydroxide – Ca(OH) 2 8. FeS – iron(II) sulfide 18. Rubidium nitride – Rb 3N 9. Zr(SO 3)2 – zirconium(IV) sulfite 19. Lead(II) nitrate – Pb(NO 3)2 10. CaCrO 4 – calcium chromate 20. Chromium(VI) oxide – CrO 3

Covalent Nomenclature Practice Write the name of the compound: Write the formula of the compound: 1. P2O5 – diphosphorus pentoxide 11. Carbon monosulfide - CS 2. NH 3 - 12. Triphosphorus pentoxide – P3O5 3. PO2 – phosphorus dioxide 13. Dinitrogen monoxide – N2O 4. H2O - water 14. Phosphorus pentachloride – PCl 5 5. CO – carbon monoxide 15. Xenon difluoride – XeF 2 6. CCl 4 – carbon tetrachloride 16. tetrabromide – SiBr 4 7. HCl – hydrogen chloride 17. Nitrogen dioxide – NO 2 8. P2O3 – diophosphorus trioxide 18. Difluorine monoxide – F2O 9. SF 6 – sulfur hexafluoride 19. Selenium triiodide – SeI 3 10. SO 3 – sulfur trioxide 20. Carbon dioxide – CO 2

Nomenclature Review Write the name of the compound: 16. Ba(IO 3)2 – barium iodate 1. P2O5 – diphosphorus pentoxide 17. GaF 3 – gallium(III) fluoride 2. NH 4Br – ammonium bromide 18. ZnSO 3 – zinc sulfite 3. NH 3 – ammonia 19. CH 4 - methane 4. SnCl 4 – (IV) chloride 20. Cu 2Se – copper(I) selenide 5. NO 2 – nitrogen dioxide 6. Cr 2S3 – chromium(III) sulfide 7. Cu(ClO 2)2 – copper(II) chlorite 8. PbO 2 – lead(IV) oxide 9. H2O - water 10. CO – carbon monoxide 11. AgNO 3 – silver nitrate 12. Ca 3(PO 4)2 – calcium phosphate 13. UF 6 – uranium(VI) fluoride 14. Ba(CN) 2 – barium cyanide 15. SF 6 – sulfur hexafluoride Write the formula of the compound 31. Diarsenic pentoxide – As 2O5 21. Sodium hydrogen carbonate – NaHCO 3 32. Carbon dioxide – CO 2 22. Carbon monosulfide - CS 33. Cobalt(II) nitride – Co 3N2 23. Aluminum nitrate – Al(NO 3)3 34. Arsenic(III) fluoride – AsF 3 24. Magnesium sulfate – MgSO 4 35. Lithium phosphate – Li 3PO 4 25. Dinitrogen monoxide – N2O 36. Chromium(IV) perchlorate – Cr(CLO 4)4 26. Barium sulfite - BaSO 3 37. Zinc permanganate – Zn(MnO 4)2 27. Sodium dichromate – Na 2Cr 2O7 38. Rubidium phosphide – Rb 3P 28. Iron(III) iodide – FeI 3 39. – SiCl 4 29. Phosphorus pentachloride PCl 5 40. Lead(IV) sulfide – PbS 2 30. Iron(II) acetate – Fe(C 2H3O2)2