Electrochemistry
Using electricity to force reactions that would never happen on their own, and how metals get plated.
What this lesson covers
Electrochemistry is a 9-part Class 10 Chemistry lesson. Each part makes one point and then hands over to the next, so it can be read in a sitting or picked up again at the part you stopped on. It defines the idea in plain words before using it, works through an example step by step, breaks the topic into its parts and compares them, shows where it is used outside the textbook, names the mistakes that cost marks in an exam, ends with a recap of what to remember.
How it begins
Electrochemistry is really about redox, reactions where electrons move from one substance to another. Two things always happen together: Oxidation = loss of electrons Reduction = gain of electrons The memory aid is OIL RIG: Oxidation Is Loss, Reduction Is Gain. They cannot happen alone, electrons lost by one substance must be gained by another.
The 9 parts
- Redox: the reaction underneath
- Electrolysis
- What happens at each electrode
- Why it matters industrially
- Predicting the products of electrolysis
- Electrolysis in industry
- Where marks get lost
- What to remember
- Watch one worked through
Practise Electrochemistry
Everything on QuizByt for Class 10 Chemistry that goes with this lesson: read it first, then test yourself while it is fresh.
๐ง 5 quizzes on Electrochemistry (2 easy, 2 medium, 1 hard)
Work up from easy to hard: the hard quiz asks the Class 10 exam-style questions on Electrochemistry.
๐จ๏ธ Printable worksheet
Electrochemistry on paper for Class 10, with room to write the working out. Preview the first page free.
๐ฎ Games for Class 10 Chemistry
Memory and reasoning games at the right level for Class 10. Passing a quiz on Electrochemistry earns the credits that open them.
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