Free ebookElectrochemistry Essentials: Batteries, Corrosion, and Electrolysis

Course Description

Electrochemistry Essentials: Batteries, Corrosion, and Electrolysis is a practical ebook course in basic studies chemistry that helps you understand how electron transfer controls real materials and technologies. If redox reactions, oxidation numbers, and electrochemical cells have ever felt abstract, this course connects the concepts to clear reasoning and everyday outcomes, from why batteries deliver voltage to why metals rust and how electroplating works.

You will build confidence step by step, starting with oxidation–reduction as electron transfer and learning how to assign oxidation numbers accurately. From there, you will learn to identify redox reactions, track electrons, and balance redox equations in aqueous solution using the half-reaction method so your chemistry is consistent and checkable. As the ideas come together, you will move from redox reactions to electrochemical cells, understanding the difference between galvanic and electrolytic processes and how to read cell diagrams, notation, and electrochemical schematics with ease.

The course then focuses on using standard reduction potentials as a decision-making tool. You will practice reading the table, predicting spontaneous reactions, and translating those predictions into practical outcomes such as the direction of electron flow, the anode and cathode identities, and what you can expect to observe in the lab or in a device. This foundation makes it easier to understand batteries as real systems built from half-reactions, as well as corrosion as an unwanted galvanic cell that quietly consumes metals.

Because electrochemistry is a chemistry skill with strong real-world applications, you will also learn how corrosion prevention works through coatings, cathodic protection, and smart material choices, and how electrolysis can drive nonspontaneous reactions for electroplating and industrial chemistry. Integrated practice ties everything together so you can balance reactions, use potentials correctly, and explain observations with chemical clarity.

Start Electrochemistry Essentials today and turn redox rules, potentials tables, and cell notation into tools you can use confidently in chemistry study, lab work, and everyday problem solving.