Describe the difference between a covalent and an ionic bond. Give examples.

A covalent bond is formed due to a shared pair of electrons between to atoms. It occurs between two non-metal atoms eg) HClAn ionic bond is formed when there is a strong electrostatic attraction between oppositely charged ions. eg)NaCl forms from Na+ and Cl- 

HC

Related Chemistry GCSE answers

All answers ▸

Explain in terms of structure why giant ionic lattices have high melting and boiling points. [4]


Why does Sodium Chloride have high melting point?


Why do group 1 metals become more reactive as you descend the group?


How to balance a chemical equation.