Chapter 3 – Ionic Bonds

Science 9

WORKSHEET – Naming Compounds

KEY

Part I – Naming Compounds and Numbering Atoms

FORMULA / NAME / # of DIFFERENT ATOMS / TOTAL # OF ATOMS
1. CaCl2 / Calcium chloride / 1 Ca; 2 Cl / 3
2. AgCl / Silver chloride / 1 Ag; 1 Cl / 2
3. MgO / Magnesium oxide / 1 Mg; 1 O / 2
4. NaBr / Sodium bromide / 1 Na; 1Br / 2
5. Al2O3 / Aluminum oxide / 2 Al; 3 O / 5
6. KI / Potassium iodide / 1 K; 1 I / 2
7. ZnCl2 / Zinc chloride / 1 Zn; 2 Cl / 3
8. Li2O / Lithium oxide / 2 Li; 1 O / 3
9. BaO / Barium oxide / 1 Ba; 1 O / 2
10.CaBr2 / Calcium bromide / 1 Ca; 2 Br / 3
11.MgCl2 / Magnesium chloride / 1 Mg; 2 Cl / 3
12.AgI / Silver iodide / 1 Ag; 1 I / 2
13.ZnS / Zinc sulphide / 1 Zn; 1 S / 2
14.BaF2 / Barium fluoride / 1 Ba; 2 F / 3
15.Ca3P2 / Calcium phosphide / 3 Ca; 2 P / 5
16.Na2O / Sodium oxide / 2 Na; 1 O / 3
17.AlN / Aluminum nitride / 1 Al; 1 N / 2
18.K3N / Potassium nitride / 3 K; 1 N / 4
19.Ca2C / Calcium carbide / 2 Ca; 1 C / 3
20.K2O / Potassium oxide / 2 K; 1 O / 3

Part 2 - Chemical Formulas and Naming

ELEMENTS / IONS / FORMULA / NAME
Ex. magnesium
fluorine / Mg+2
F-1 / MgF2 / Magnesium fluoride
1.  sodium
chlorine / Na+1
Cl-1 / NaCl / Sodium chloride
2.  sodium
sulphur / Na+1
S-2 / Na2S / Sodium sulphide
3.  magnesium
iodine / Mg+2
I-1 / MgI2 / Magnesium iodide
4.  magnesium
oxygen / Mg+2
O-2 / MgO / Magnesium oxide
5.  hydrogen
fluorine / H+1
F-1 / HF / Hydrogen fluoride
6.  lithium
sulphur / Li+1
S-2 / Li2S / Lithium sulphide
7.  calcium
iodine / Ca+2
I-1 / CaI2 / Calcium iodide
8.  barium
sulphur / Ba+2
S-2 / BaS / Barium sulphide
9.  potassium
nitrogen / K+1
N-3 / K3N / Potassium nitride
10. barium
bromine / Ba+2
Br-1 / BaBr2 / Barium bromide
11. beryllium
phosphorus / Be+2
P-3 / Be3P2 / Beryllium phosphide
12. cesium
arsenic / Cs+1
As-3 / Cs3As / Cesium arsenide
13. radium
iodine / Ra+2
I-1 / RaI2 / Radium iodide
14. hydrogen
sulphur / H+1
S-2 / H2S / Hydrogen sulphide
15. francium
fluorine / Fr+1
F-1 / FrF / Francium fluoride
16. rubidium
oxygen / Rb+1
O-2 / Rb2O / Rubidium oxide
17. scandium
nitrogen / Sc+3
N-3 / ScN / Scandium nitride
18. strontium
chlorine / Sr+2
Cl-1 / SrCl2 / Strontium chloride
19. lithium
selenium / Li+1
Se-2 / Li2Se / Lithium selenide
20. sodium
oxygen / Na+1
O-2 / Na2O / Sodium oxide
21. potassium
iodine / K+1
I-1 / KI / Potassium iodide