The structure and function of the immune system.
The structure of aromatic hydrocarbons.
Understanding the electronic structure of an atom.
The properties and structure of ionic bonds
The properties and structure of metallic bonds.
The properties and structure of covalent bonds.
The properties and structure of hydrates.
Understanding the structure and history of the atomic nucleus
The structure and composition of the cell membrane and of cell wall.
The properties and electronic structure of the s-block elements.
How to draw the structure of a molecule using VSEPR rules.
Short, helpful video on ACT grammar by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.
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How to express the electronic structure of atoms using electron configuration notation.