1. What type of structure do ionic compounds have?

a) Simple molecular
b) Giant macromolecular
c) Giant metallic
d) Giant lattice

2. What is the force that holds the ions together in an ionic compound?

a) Gravitational force
b) Magnetic force
c) Electrostatic attraction
d) Nuclear force

3. In the sodium chloride lattice shown opposite what is the ratio of the numbers sodium ions to the chloride ions present in the lattice?

a) 1:1
b) 6:1
c) 8:1
d) 1:2

4. Ionic compounds form giant ionic lattices where there is an number of positive and negatives charges present which means that they have no overall charge, that is they are .

5. What determines the arrangement of ions in an ionic lattice?

a) The temperature at which the compound is formed
b) The charges and sizes of the ions present in the lattice
c) The pressure at which the ionic lattice forms
d) The number of valency electrons present in the metal and non-metal atoms

6. Ionic compounds are compounds which have a very regular and ordered arrangement of ions, that is they are .

7. What happens to the strength of an ionic bond in a lattice as the size of the charges on the ions increases?

a) The effect on the bond strength is unpredictable
b) The bond strength remains the same
c) The bond strength decreases
d) The bond strength increases

8. What is the coordination number in a sodium chloride lattice?

a) 6
b) 7
c) 8
d) 12

9 . A or group ion is a of covalently bonded collection of atoms that carries an

charge and acts as a single ion in ionic compounds.

10. Common group ions include:

a) Sulfate, nitrate, chloride
b) Hydroxide, bromide, iodide
c) Sulfate, ammonium, oxide
d) Sulfate, nitrate, ammonium