Cambridge Secondary (7-9). Stage 9. MCE Science. Workbook - Unit 5: Chemical Bonding and Structure of Materials - Question 14

Use the words from the box to complete the descriptions about the formation of ions.

**anions · cations · gain · lose · metals · non-metals · share**

Lithium and beryllium are ___. Their atoms ___ electrons when forming ions. The ions formed from metals are called ___.

Oxygen and fluorine are ___. Their atoms ___ electrons when forming ions. The ions formed from non-metals are called ___.