Name:______________________________
Formula Assignment #1
Compound Names and Formulas
Elements with ONE
Combining Capacity ONLY
A. Name these Compounds
1. Li2S _______________________ 10. GeF4 _______________________
2. CaO
_______________________ 11. Ga2O3 _______________________
3. NaF
_______________________ 12. EsCl3 _______________________
4. CaBr2 _______________________ 13. Fm2O3 _______________________
5. MgCl2 _______________________ 14. Mg3N2 _______________________
6. BBr3 _______________________ 15.
Rb2O
_______________________
7. Cs2O _______________________ 16. RaO
_______________________
8. FrBr
_______________________ 17. SrO
_______________________
9. Ag2S _______________________ 18. Tc2O7 _______________________
B. Write the correct chemical formula for these
compounds by using the cross rule.
1. sodium
chloride _______________ 11. hydrogen oxide _______________
2. magnesium fluoride ____________ 12. francium nitride _______________
3. silver oxide
_______________ 13. rubidium phosphide ____________
4. indium bromide _______________ 14.
potassium oxide _______________
5. zinc bromide
_______________ 15. beryllium sulphide _______________
6. neodymium oxide _______________ 16.
lithium sulphide _______________
7. thorium sulphide _______________ 17.
hydrogen bromide _______________
8. actinium oxide _______________ 18.
strontium nitride _______________
9. radium bromide _______________ 19.
calcium oxide _______________
10. cesium oxide _______________
20. tantalum nitride _______________