Matter & Energy

The Atom

How to find Element Information?

A=P=E      M-A=N

Remember in 8th grade science ALL atoms that we work with are Neutral.

Meaning that they have the same number of Protons(+) and Electrons(-)

How to Draw a Bohr-Rutherford Diagram

How to Draw a Bohr-Rutherford Diagram (2)

Practice Building a Bohr Model for a few Elements

The Periodic Table

The Arrangement of the Periodic Table

Watch this video to learn how the periodic table is organized. 

Chemical & Physical Changes

Chemical Formulas & Equations

What is the difference between  Atoms, Elements, Molecules, and Compounds?

Chemical Formulas provide important information about chemical reactions.