Overview
-Distinguish between physical and chemical changes; -Distinguish between atoms and molecules; -Describe how the particles are arranged in the atom; Define Atomic number -Mass number - Isotopes; -Calculate the relative atomic masses of atoms.
What you'll learn
- Physical and Chemical Changes
- -Atoms and molecules
- -Dalton's Atomic Theory.
- -Constituents of Atoms, protons, neutrons and electrons
- -Arrangement of electrons around the nucleus
- -Atomic number, mass number and isotopy.
- - Relative atomic masses based on C-14 isotope
