Atoms, Molecules, and Ions Topics in Depth
The Atomic Theory
The Atomic Theory
Remember those early philosophers we talked about in the introduction? They're those snazzy thinkers whose curiosity about the world around them created the earliest ideas of scie...
Atomic Structure
Every Atom Needs Some StructureBefore we can learn about all things atom, we should probably start with the most basic question: what is an atom?An atom is a unit of matter and is the most basic un...
Important Atomic Values
Atomic Number, Mass Number, and Isotopes, Oh My!Chemistry can seem a lot like a foreign language. It's all about learning the lingo. Let's jump right in and get a little terminology out of the way....
Molecules
Dial M for MoleculesA non-scientific person might think a molecule is a fuzzy furry rodent, but we know better. A molecule is just a combination of two or more atoms. Easy peasy.A molecule can cont...
Ions
Ion to Suck your BloodAn atom is neutral, which means it contains the same number of protons and electrons. The positive charge of the protons balances out the negative charge of the electrons and...
Chemical Formulas
The Chemical Formula to SuccessAs we mentioned earlier, chemistry is a lot like a foreign language. One particular notation that is especially important to know is how chemists use chemical formula...
Test Your Knowledge
The Atomic Theory1. Two important people in the development of the atomic theory are _____ and _____.A. Democritus and AvogadroB. Dalton and AvogadroC. Democritus and DaltonD. Bohr and NewtonE. Dem...