Handout
National Institute of Open Schooling

Atomic Structure

For Students 7th - 12th Standards
Learners explain historical findings such as Rutherford and Bohr's contributions, explain wave particle duality, and formulate Heinsenberg's uncertainty principle. They also draw s, p, and d orbitals, explain more historical findings,...
Handout
Simon Fraser University

Chem1 Virtual Textbook: States of Matter [Pdf]

For Students 9th - 10th
Through a series of five related sections, this 24 page pdf file examines a range of topics associated with states of matter including physical interactions between molecular units, bonding within molecular units, molecular units of...