Chemistry Concepts

Welcome to Chem Concepts, your go-to resource for students eager to make sense of chemistry. Designed with learners in mind, this page is filled with clear and approachable posts that break down challenging topics into easy-to-grasp ideas. From understanding the building blocks of matter and mastering chemical reactions to exploring the periodic table and the role of chemistry in everyday life, our goal is to guide and support students on their journey to mastering the fascinating world of chemistry.

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The History of The Atomic Model
The History of The Atomic Model

Explore the history of the atomic model, from Democritus’ indivisible atom to Dalton, Faraday, Thomson, Rutherford, Bohr, Schrödinger, and Chadwick. Learn how each scientist’s discoveries shaped our modern quantum model of the atom.

Rules for Significant Figures
Rules for Significant Figures

Learn the rules of significant figures in chemistry with clear definitions, step-by-step examples, and easy tips for adding, subtracting, multiplying, and dividing with sig figs.