1. Bonding Basics Practice Page Name __________________________
Follow the steps provided by your teacher to complete each bond.
Ionic Bonds - Draw the Lewis structures for each atom, then show the transfer of electrons and
charge for each ion. Write the chemical formula for each compound.
(1) Mg + Br
(2) Pb + S
(3) Al + Cl
Covalent Bonds - Draw the Lewis structures for each atom, then draw circles to show the
electrons that are shared. Write the chemical formula for each compound.
(1) H + Cl
(2) C + Cl
(3) Si + O
T. Trimpe 2002

2. ANSWER KEY
Ionic Bonds
(1) Mg + Br Br 2+ 1-
Mg Mg Br 2
Br
Mg Br 2
(2) Pb + S
4+ 2-
S Pb S Pb S Pb S 2
2
(3) Al + Cl
Cl
Cl 3+ 1-
Al Cl 3 Al Cl 3
Cl
Al
Covalent Bonds
(1) H + Cl
H Cl H Cl HCl
(2) C + C
Cl Cl
Cl C Cl Cl C Cl CCl4
Cl Cl
(3) Si + O
O Si O O Si O SiO 2
T. Trimpe 2002