Naming Chemical Compounds Part 1 Indicate whether the following are metals (M), metalloids/semimetals (SM) or non-metals (NM) 1. Sodium ____________________ M 6. Copper ____________________ M 2. Magnesium ____________________ M 7. Oxygen ____________________ NM 3. Calcium ____________________ M 8. Cesium ____________________ M 4. Silicon ____________________ SM 9. Hydrogen ____________________ NM 5. Aluminum ____________________ M 10. Nitrogen ____________________ NM Part 2 Predict the type of bonding (covalent (C) or ionic (I)) between 1. Na and Cl ____________________I 6. N and O ____________________ C 2. Li and O ____________________ I 7. S and O ____________________ C 3. K and F ____________________ I 8. Mg and S ____________________ I 4. Mg and Cl ____________________ I 9. Hg and P ____________________ I 5. Ba and N ____________________ I 10. C and O ____________________ C Part 3 Write down the names and symbols (for example, Na+) for the cation and anion, including the correct charge, in the following ionic compounds 1. NaCl cation ______________________________Na+ anion ____________________ Cl- + - 2. LiCl cation ______________________________ Li anion ____________________ Cl 3. MgO cation ______________________________ Mg2+ anion ____________________ O2- + 3- 4. K3P cation ______________________________ K anion ____________________ P 5. BaS cation ______________________________ Ba2+ anion ____________________ S2- 3+ 2- 6. Al2O3 cation ______________________________ Al anion ____________________ O 7. FeO cation ______________________________ Fe2+ anion ____________________ O2- 3+ 2- 8. Fe2O3 cation ______________________________ Fe anion ____________________ O 9. AlN cation ______________________________ Al3+ anion ____________________ N3- 2+ - 10. BaCl2 cation ______________________________ Ba anion ____________________ Cl Part 4 Write the chemical formula for the following polyatomic ions 1. Hydroxide __________ OH- 6. Cyanide __________ CN- + 2- 2. Ammonium __________ NH4 7. Peroxide __________ O2 - 2- 3. Hydrogen sulfate __________ HSO4 8. Carbonate __________ CO3 2- - 4. Sulfite __________ SO3 9. Perchlorate __________ ClO4 - - 5. Nitrate __________ NO3 10. Chlorate __________ ClO3 Part 5 Name the anion in the following ionic compounds 1. LiOH ____________________ 7. KMnO4 ____________________ hydroxide permanganate 2. NH4Cl ____________________ chloride 8. LiHCO3 ____________________ bicarbonate or hydrogen carbonate 3. NaNO2 ____________________ nitrite 9. MgHPO4 ____________________ 4. AlPO4 ____________________ hydrogen phosphate phosphate 10. NaClO ____________________ 5. MgCO3 ____________________ hypochlorite carbonate 6. KNO3 ____________________ nitrate Part 6 Name the following ionic compounds 1. NaOH ____________________________________ sodium hydroxide 2. NH4Cl ____________________________________ ammonium chloride 3. KNO2 ____________________________________ potassium nitrite 4. AlPO4 ____________________________________ aluminum phosphate 2 5. CaCO3 ____________________________________ calcium carbonate 6. KNO3 ____________________________________ potassium nitrate 7. KMnO4 ____________________________________ potassium permanganate 8. NaHCO3 ____________________________________ sodium hydrogen carbonate (bicarbonate) 9. CaHPO4 ____________________________________ calcium hydrogen phosphate 10. KClO ____________________________________ potassium hypochlorite Part 7 Name the following covalent compounds 1. CO2 ____________________________________ carbon dioxide 2. PCl3 ____________________________________ phosphorus trichloride 3. SO3 ____________________________________ sulfur trioxide (not sulfite) 4. N2O ____________________________________ dinitrogen monoxide 5. CCl4 ____________________________________ carbon tetrachloride 6. P2Cl5 ____________________________________ diphosphorus pentachloride 7. N2O4 ____________________________________ dinitrogen tetraoxide 8. NH3 ____________________________________ ammonia 9. IF6 ____________________________________ iodine hexafluoride 10. ClO ____________________________________ chlorine oxide or monoxide (not hypochlorite) Part 8 Write the correct chemical formulas for the following compounds 1. Calcium oxide ____________________ 3. Dihydrogen sulfide _________________ CaO H2S 2. Sodium dichromate ________________ 4. Nickel (II) oxide _______________ NiO Na2Cr2O7 5. Lithium nitrite ____________________ LiNO2 3 6. Cobalt (III) oxide __________________ 9. Potassium oxide ______________ K2O Co2O3 10. Potassium chlorate _______________ 7. Aluminum fluoride _________________ KClO3 AlF3 8. Sodium sulfate ____________________ Na2SO4 Part 9 Name the following acids 1. HCl 6. H2SO4 ____________________________________ ____________________________________ hydrochloric acid sulfuric acid 2. HBr 7. HNO2 ____________________________________ ____________________________________ hydrobromic acid nitrous acid 3. HNO3 8. HI ____________________________________ ____________________________________ nitric acid hydroiodic acid 4. HClO4 9. HClO3 ____________________________________ ____________________________________ perchloric acid chloric acid 5. H3PO4 10. CH3CO2H ____________________________________ ____________________________________ phosphoric acid acetic acid Part 10 Give the names of the following covalent or ionic compounds 1. (NH4)3P 4. Zn(OH)2 ___________________________________ ____________________________________ ammonium phosphide zinc (II) hydroxide 2. CoCO3 5. K2SO4 ____________________________________ ____________________________________ cobalt (II) carbonate potassium sulfate 3. Cr2O3 6. N2F4 ____________________________________ ____________________________________ chromium (III) oxide dinitrogen tetrafluoride 4 7. AgCl 19. HClO4 ____________________________________ ____________________________________ silver (I) chloride perchloric acid 8. FeS 20. NH3 ____________________________________ ___________________________________ iron (II) sulfide ammonia 9. K2O2 ____________________________________ potassium peroxide 10. H2CO3 ____________________________________ dihydrogen carbonate or carbonic acid 11. Cu(NO3)2 ____________________________________ copper (II) nitrate 12. Li3N ____________________________________ lithium nitride 13. H3PO4 ____________________________________ phosphoric acid 14. CuSO3 ____________________________________ copper (II) sulfite 15. KNO2 ____________________________________ potassium nitrite 16. (NH4)3PO4 ____________________________________ ammonium phosphate 17. NaSCN ____________________________________ sodium thiocyanide 18. H2O2 ____________________________________ hydrogen peroxide 5 6 7 .