|
|
Atoms & Molecules
In this Unit you will learn about atoms and the use of suitable models, symbols and diagrams. Distinction between atoms and molecules and other usefull scientific information related to this topic.
Although the Greek word for atom means "indivisible" scientists have since discovered that an atom is not indivisible. Atoms are made up of positively charged particles called "Protons", negatively charged particles called "Electrons" and neutral particles called "Neutrons".
Science Topics:
|
Atomic numbers - Atomic theory - size of an atom |