Practicing Ionic Bonds
For each compound below:
1. draw each element showing their electrons
2. Use an arrow to show the transfer of electrons from one electron to another
a. THINK! How many electrons does your atom need to lose/gain? Do you need more
than one type?
3. Write the charge of the ion
a. Is it + or -? Whats the size of the charge?
4. Write the chemical formula for the ionic compound
a. How many of each atom do you have?
b. Write it as: Cation Anion
5. What is the name of the ionic compound
Pair 1: Sodium and Chlorine
Element
Sodium
Chlorine
Drawing
Charge
Chemical Formula
Name
+1
NaCl
Sodium Chloride
-1
Pair 2: Sodium and Oxygen
Element
Sodium
Oxygen
Drawing
Charge
Chemical Formula
Name
+
Na2O
Sodium Oxide
-2
Pair 3: Magnesium and Chlorine
Element
Magnesium
Chlorine
Drawing
Charge
Chemical Formula
Name
2+
MgCl2
Magnesium Chloride
1-
Challenge! Aluminium and Oxygen
Element
Aluminium
Oxygen
Drawing
Charge
Chemical Formula
Name
3+
Al2O3
Aluminium Oxide
Further practice! (draw in your books)
1. Potassium and Flourine
2. Beryllium and Chlorine
3. Magnesium and Oxygen
2-