what is an ion? and how are they made?

An ion is a charged particle. 

They are made when an atom of neutral charge accepts or donates an electron from another atom or ion in order to bond with one another.

SW

Related Chemistry GCSE answers

All answers ▸

How does sodium chloride (salt/grit) lower the freezing point of water?


Using the % yield calculation (please state), what is the percentage yield for the reaction of calcium oxide with water to produce calcium hydroxide if the theoretical yield is 4.0g but only 1.5g is produced?


What are polymers and why are they useful?


Describe what happens to copper ions during electrolysis of copper sulphate.