WRITING AND NAMING BINARY COMPOUNDS WORKSHEET



WKS 7.1 – Beginning Naming & Formula Writing (2 pages)

Name the following ionic compounds. Be sure to check for Roman Numerals!

|Na3P | |MgBr2 | |

|Ag2Se | |AlCl3 | |

|Ca3P2 | |Ba3N2 | |

|Li2O | |ZnF2 | |

|K2S | |SrI2 | |

|(NH4)2S | |Ca3(PO3)2 | |

|Li2CO3 | |Al(C2H3O2)3 | |

|KCN | |AgNO3 | |

|Sb(NO3)5 | |NiS | |

|Cu(NO3)2 | |FeCl2 | |

|Au(CN)3 | |Pb(SO4)2 | |

Write the correct formulas for each of the ionic compounds.

|silver iodide | |lithium sulfide | |

|magnesium nitride | |cadmium bromide | |

|zinc chloride | |barium phosphide | |

|aluminum fluoride | |strontium oxide | |

|potassium permanganate | |strontium sulfate | |

|cesium bromate | |magnesium cyanide | |

|aluminum hypoiodite | |cadmium periodate | |

|tin (IV) chlorate | |bismuth (III) carbonate | |

|copper (I) sulfide | |iron (III) oxide | |

WKS 7.1 – Beginning Naming & Formula Writing (continued)

Write the correct formulas for each of the covalent compounds.

|nitrogen triiodide | |krypton hexafluoride | |

|iodine pentafluoride | |dinitrogen tetroxide | |

|diiodine pentoxide | |xenon trioxide | |

|disufur heptoxide | |sulfur trioxide | |

|arsenic pentafluoride | |dinitrogen pentoxide | |

|pentane | |cyclooctane | |

|cyclopropane | |heptane | |

Name the following acids, or write the correct formula.

|H2SO4 (aq) | |HClO4 (aq) | |

|H2CO3 (aq) | |H3PO3 (aq) | |

|HMnO4 (aq) | |HI (aq) | |

|HNO2 (aq) | |HF (aq) | |

|sulfurous acid | |nitric acid | |

|hydrobromic acid | |phosphoric acid | |

|hypobromous acid | |hydrosulfuric acid | |

WKS 7.2 – Formula Writing (1 page)

1. CLASSIFY each of the following substances as:

• Ionic

• Acid

• Inorganic Covalent

• Organic Covalent

2. Write a CORRECT chemical formula for each of the following substances.

|SUBSTANCE NAME |CLASSIFICATION |FORMULA |

|Cadmium sulfide | | |

|Lead (IV) permanganate | | |

|Phosphoric Acid | | |

|Sulfur trioxide | | |

|Tetraphosphorus decoxide | | |

|Sodium carbonate | | |

|Cyclobutane | | |

|Magnesium chloride hexahydrate | | |

|Cesium bicarbonate | | |

|Aluminum sulfide | | |

|Decane | | |

|Sulfur tetrafluoride | | |

|Carbon disulfide | | |

|Ammonium phosphite | | |

|Dinitrogen tetrafluoride | | |

|Dichlorine heptaoxide | | |

|Hydrosulfuric acid | | |

|Barium hyposulfite | | |

|Diarsenic trioxide | | |

|Calcium sulfate dihydrate | | |

|Tin (II) nitride | | |

|Zinc phosphate | | |

|Sulfurous acid | | |

|Perchloric acid | | |

WKS 7.3 – Formula Naming (1 page)

1. CLASSIFY each of the following substances as:

• Ionic

• Acid

• Inorganic Covalent

• Organic Covalent

2. Write a CORRECT chemical formula for each of the following substances.

|SUBSTANCE FORMULA |CLASSIFICATION |NAME |

|SrS | | |

|SeO2 | | |

|H2SO3 (aq) | | |

|C7H16 | | |

|Cu3P2 | | |

|Cd(NO2)2 | | |

|C3H8 | | |

|ICl | | |

|H2SO4 (aq) | | |

|HCl (aq) | | |

|MnO2 | | |

|C9H18 | | |

|NiCl2•6H2O | | |

|Fe(C2H3O2)3 | | |

|SnCl4•5H2O | | |

|PH3 | | |

|P2Se3 | | |

|Hg(IO2)2 | | |

|IF7 | | |

|Cu3P | | |

|Sn(CN)4 | | |

|CoSO4•7H2O | | |

|C2H6 | | |

|HBrO4 (aq) | | |

WKS 7.4 – Formula Naming, Round Two (1 page)

|(NH4)2CO3 | |Na2CO3 | |

|Sn(HCO3)4 | |Hg(ClO)2 | |

|Pb(ClO2)2 | |HNO3 (aq) | |

|HCl (aq) | |H3PO4 (aq) | |

|P2Br4 | |Fe(NO2)2 | |

|SbCl3 | |Ca(ClO4)2 | |

|HC2H3O2 (aq) | |Al2(SO4)3 | |

|H2SO4 (aq) | |Fe2O3 | |

|CrCl3 | |Cu2SO2 | |

|PF5 | |IF5 | |

|Ag2O | |KClO4 | |

|Cl2O5 | |Pb3(PO4)4 | |

|CoF3 | |Ba(OH)2 | |

|B2Si | |N2H4 | |

|P4S5 | |NaHCO3 | |

|Sr3(PO4)2 | |As4O10 | |

|ClF3 | |N2S | |

|HgF2 | |LiMnO4 | |

|Si2Br6 | |Bi2(SO3)5 | |

|Pb(ClO3)2 • 3 H2O | |SeF6 | |

|SBr2 | |Cl2O | |

|P2O5 | |MgSO4 • 9 H2O | |

WKS 7.5 – Formula Writing, Round Two (1 page)

|Selenium trioxide | |Iron (II) hypobromite | |

|Copper (I) sulfate | |Hexabromine monosilicide | |

|Nitric Acid | |Boron trihydride | |

|Iodine pentabromide | |Dichlorine heptaoxide | |

|Nickel (III) iodide | |Antimony (III) chloride | |

|Ammonium phosphate | |Hypoiodous Acid | |

|Silicon dioxide | |Carbon tetrachloride | |

|Nickel (III) nitrate | |Zinc bicarbonate | |

|Cyclohexane | |Dinitrogen monoxide | |

|Dinitrogen tetroxide | |Copper (II) sulfate pentahydrate | |

|Pentane | |Chromium (III) sulfate | |

|Carbonic Acid | |Hydrophosphoric Acid | |

|Perchloric Acid | |Silver cyanide | |

|Magnesium hydroxide | |Ammonium Sulfide | |

|Ammonium chlorate | |Potassium oxide | |

|Iron (III) sulfide | |Diphosphorous pentoxide | |

|Octane | |Hydrobromic Acid | |

|Aluminum sulfite | |Cyclononane | |

|Magnesium sulfate trihydrate | |Bismuth (III) bicarbonate | |

|Copper (II) carbonate | |Fluorine tribromide | |

|Iodous Acid | |Hyposulfurous acid | |

WKS 7.6 – Correcting Formulas (1 page)

Each of these formulas or names have something wrong with them – charges not balanced, parentheses not used correctly, endings not changed, two cations or two anions together, elements in wrong order, impossible charges, and more. State what is incorrect about each of the following.

1. NaPO4 ___________________________________________________________________________

2. MgOH2 __________________________________________________________________________

3. HSO4 (aq) ________________________________________________________________________

4. NH4K ___________________________________________________________________________

5. Cl2Mg ___________________________________________________________________________

6. Cu2S_____________________________________________________________________________

7. C2H3O2H (aq) ______________________________________________________________________

8. NH4Cl4 ___________________________________________________________________________

9. MgClO2 ___________________________________________________________________________

10. MgIO42 ____________________________________________________________________________

11. LiS _______________________________________________________________________________

12. Calcium chlorine _____________________________________________________________________

13. Zinc (II) bromide _____________________________________________________________________

14. Copper carbonate _____________________________________________________________________

15. Sulfur cyanide _______________________________________________________________________

16. Sulfic Acid __________________________________________________________________________

17. Magnesium calcium ___________________________________________________________________

18. Iron (3) chloride ______________________________________________________________________

19. Tin (III) nitrate _______________________________________________________________________

20. Dinitrogen chloride ___________________________________________________________________

WKS 7.7 – Writing Formulas, Counting Atoms (1 page)

Write the formula for each of the following, and then answer the calculation for each.

|QUESTION |CHEMICAL FORMULA |ANSWER |

|How many total atoms are there in Calcium hydroxide? | | |

|How many total atoms are there in Tin (IV) carbonate? | | |

|How many atoms of oxygen are there in Magnesium bicarbonate? | | |

|How many total atoms are there in Acetic acid? | | |

|How many atoms of nitrogen are there in Ammonium nitride? | | |

|How many total atoms are there in Aluminum permanganate? | | |

|How many atoms of oxygen are there in Iron (III) perbromate? | | |

|How many atoms of sulfur are there in Lead (II) sulfate? | | |

|How many total atoms are there in Phosphoric acid? | | |

|How many total atoms are there in Diphosphorus trioxide? | | |

|How many atoms of hydrogen are there in Ammonium acetate? | | |

|How many atoms of cesium are there in Cesium phosphate? | | |

|How many total atoms are there in Copper (II) sulfite? | | |

|How many atoms of tin are there in Tin (IV) phosphate? | | |

|How many atoms of carbon are there in Barium Carbonate? | | |

|How many atoms of oxygen are there in Aluminum sulfite? | | |

|How many atoms of oxygen are there in Barium chlorate hexahydrate? | | |

|How many total atoms are there in Dinitrogen pentoxide? | | |

|How many total atoms are there in Copper (II) sulfate pentahydrate? | | |

WKS 7.8 – Balancing Reactions (1 page)

Balance the following reactions, putting coefficient numbers in the spaces provided. If no coefficient is needed, simply leave the space blank – there is no need to place a “1” as a coefficient.

1. ____H3PO4 + ____HCl ( ____PCl5 + ____H2O

2. ____CaC2 + ____H2O ( ____C2H2 + ____Ca(OH)2

3. ____Fe(OH)3 ( ____Fe2O3 + ____H2O

4. ____Ca(ClO3)2 ( ____CaCl2 + ____O2

5. ____C2H5OH + ____O2 ( ____CO + ____H2O

6. ____BaO + ____H2O ( ____Ba(OH)2

7. ____Ca + ____AlCl3 ( ____CaCl2 + ____Al

8. ____NH4NO3 ( ____N2O + ____H2O

9. ____Au2O3 ( ____Au + ____O2

10. ____H3PO3 ( ____H3PO4 + ____PH3

11. ____C4H10 + ____O2 ( ____CO2 + ____H2O

12. ____Fe2O3 + ____C ( ____CO + ____Fe

13. ____Fe3O4 + ____H2 ( ____Fe + ____H2O

14. ____C6H6 + ____O2 ( ____CO2 + ____H2O

15. ____C2H5OH + ____O2 ( ____CO2 + ____H2O

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