Curated OER
Periodic Table
Explanations of shell structure in an atom and the decisions that affect periodic table organization are discussed here. Students view well organized charts to list and compare elements that are placed in different sections of the...
Curated OER
Covalent Compounds
In this covalent compounds worksheet, students answer 8 questions about bonding in covalent compounds, covalent bonds, and diatomic molecules. Students draw 2 dot diagrams showing covalent bonding. They answer 4 questions about bacteria...
Curated OER
Metals vs. Non-Metals: Dot Diagrams; Ions
In this metals, non-metals, dot diagrams and ions worksheet, students read about each of these topics and they identify if 8 elements are metals or non-metals, they draw electron dot diagrams for 5 elements, they write the charge of 3...
Other
Lecture Notes From Chm 1341: Gilbert Newton Lewis
This lesson include biographical information, but it focuses on the concepts behind the "dot diagrams" that Lewis introduced.
TED Talks
Ted: Ted Ed: Atoms From a to Easy!
Electron orbitals. Diagonal rule. Dot diagrams. The periodic table. There's so much to know about the tiniest building blocks of life- atoms. [4:41]