1. What happens to a metal atom when it reacts with a non-metal?

a) It gains electrons and form a negative ion
b) It loses electrons and forms a negative ion
c) It loses electrons and forms a positive ion
d) It gains electrons and forms a positive ion

2. Which group in the periodic table contains elements that form ions with a 2+ charge?

a) Group 1 - the alkali metals
b) Group 2 - the alkaline earth metals
c) Group 5
d) Group 7 - the halogens

3. Aluminium is a group 3 metal with an atomic number of 13. What is the electron arrangement of an aluminium ion (Al³⁺)?

a) 2, 8, 3
b) 2, 8
c) 2, 8, 8
d) 2, 8, 1

4. Sodium is an alkali metal found in group 1 of the periodic table, sodium ions have a charge because they contain one more protons than .

5. Chlorine is a halogen found in group 7 of the periodic table. What type of ion does chlorine form?

a) Cl^-
b) Cl⁺

6. Ionic compounds are compounds which contain positively charged ions and negatively charged non-metal .

7. An ionic bond is the attraction between ions with an opposite .

8. What is the overall charge on an ionic compound?

a) No charge
b) Positive
c) Negative
d) It depends on the elements present

9. What type of bond is formed between metal ions and non-metal ions?

a) Covalent bond
b) Hydrogen bond
c) Metallic bond
d) Ionic bond

10. Why do atoms form ions?

a) To lose mass
b) To gain extra protons
c) To achieve full outer electron shells
d) To become radioactive and gain electron shells

11. In the formation of aluminium chloride; how many chloride ions are needed per aluminium ion?

a) One
b) Two
c) Three
d) Four