principles of chemistry 1 0.0 / 5 ? ChemistryAtoms and compoundsIGCSEAll boards Created by: simplysachaCreated on: 22-12-15 13:25 principles of chemistry 1 atom smallest substance of an element molecule group of atoms element molecule made up of same group of atoms eg. Na compound molecule made up of different atoms eg. H2O 1 of 1
Comments
No comments have yet been made