Hartismere School

Est. 1451. An outstanding coeducational secondary school & sixth form college and England's first academy

Coronavirus (COVID-19)

Learning at Home (Updated 24 March)

Year 9  Chem Revision

1. atomic structure: 

In this video, we look at the structure of atoms. We learn about the particles in atoms and their relative charges. We then explore why atoms have no overall electrical charge.

2. Calculating relative atomic mass



3. Isotopes? 

What are Isotopes? 

4. what are ions? 

What is an ion? What role does it have to play in the structure of atoms?

5. Ionic bonding