Documents 23/09/2015 Chemistry Unit C1 – Chemistry in our World EdExcel.

* * Chemistry Unit C1 â Chemistry in our World EdExcel * * Elements If a solid, liquid or gas is made up of only one type of atom we say it is an element. For example, consider…

Documents 21/12/2015 Chemistry Unit C1 – Chemistry in our World EdExcel N Smith.

* * Chemistry Unit C1 â Chemistry in our World EdExcel N Smith * * Elements If a solid, liquid or gas is made up of only one type of atom we say it is an element. For example,…