CHEM 1001/CHM 1020/CHM 1025C/CHM 1032C Name: ________

Module Four: Part A: Bond Recognition 5 points

Using a periodic chart, classify each element in the pair as a metal or nonmetal, then predict the bond type that should exist between the two elements. (Assume all metal-nonmetal combinations have an electronegativity difference greater than 1.7)

1. Na-Cl ________________ 4. Cu-Fe ________________

2. Mg-O ________________ 5. Si-S ________________

3. S-O ________________

Module Four: Part C Binary Molecular Compounds 10 points

Using a periodic chart write the names or formulas of the following compounds depending on whether the formula or name is given:

1. CO _____________________

2. SO₃ _____________________

3. N₂O₅ _____________________

4. CCl₄ _____________________

5. CO₂ _____________________

6. Phosphorus trichloride _________

7. Boron trifluoride _________

8. Dihydrogen monoxide _________

9. Dihydrogen Dioxide _________

10. Nitrogen trihydride _________

Online Homework:

C: Binary Molecular (Covalent) Homework: http://www.fccj.us/Nomenclature/Molecules/binaryCovalent.html

C1. Binary Molecular (Covalent) Formulas: http://www.fccj.us/Nomenclature/MoleculeFormula/BinaryMolecularFormula.html

Module Three: Part D Binary Ionic Compounds 10 points

Using a periodic chart, write the names or the balanced formulas for the following compounds depending on whether the formula or the name is given:

1. Copper II phosphide _________

2. Iron III Oxide _________

3. Lead IV sulfide _________

4. Zinc II Nitride _________

5. Sodium Chloride _________

6. MgCl₂ ________________________

7. NiF₂ ________________________

8. KBr ________________________

9. CaI₂ ________________________

10. SnF₂ ________________________

Online Homework:

D: Binary Ionic Compound Homework: http://www.lsua.us/chem1001/nomenclature/BinarySalts/BinaryIonic.html

D1. Binary Ionic Formulas:

http://www.fccj.us/nomenclature/BinaryIonicFormula/BinaryIonicFormula.html