Skip to content
Toggle Sidebar
Home
Subjects
Past Papers
Key Terms
Settings
My Courses
Select your courses
Physics A
Matter
Particle model
Atomic structure
Atomic structure
What You Need to Know
Describe the atom as a positively charged nucleus surrounded by negatively charged electrons.
Understand that the nuclear radius is much smaller than that of the atom.
Recall that almost all of the mass of an atom is concentrated in the nucleus.
Revision Notes
1
Atomic structure
14 key terms
Practise with Past Papers
Key Terms & Definitions
Previous Subtopic
Development of the atomic model
Next Subtopic
Size of atoms
