Calcium becomes a +2 ion and each chlorine becomes a -1 ion. The +2 calcium ion and the two -1 chloride ions attract each other and form an ionic bond and the compound calcium chloride. One calcium ...

Covalent compounds do not conduct electricity. Substances that consist of covalent molecules are usually gases or liquids at room temperature. Ionic bonds are formed between a metal and non-metal ...

Save guides, add subjects and pick up where you left off with your BBC account. The questions in this quiz are suitable for GCSE chemistry students studying properties of ionic compounds, the ...

neutrons, electrons, and energy levels in atoms and their location in the periodic table. Students will also explore covalent and ionic bonding.