You will need A lime fruit, a plate of copper, a plate of zinc, connecting wires, and a galvanometer. Method lime fruit should be thoroughly pressed to liquidize its juice. Insert the parts of copper sheet as well as the zinc sheet into lime fruit. Connect a wire to each of the metal sheets. Connect […]
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Generation of electricity Some sources can generate electricity by chemical reactions. Examples are Dry cells, simple cells, and car batteries. Let’s make a simple cell. You will need A small beaker, copper, and zinc sheets, a torch bulb, a center-zero galvanometer, dilute sulphuric acid, and pieces of connection wire. Method Thoroughly clean the copper and […]
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What is electrolysis? The chemical change resulted by passing an electric current through an electrolyte is known as electrolysis. During this process, the electrolyte (solution) is converted into simpler components. Applications of electrolysis Extraction of certain metals (e.g. sodium, aluminum) Industrial manufacturing of sodium hydroxide (caustic soda) Electroplating Electrolysis is commonly used in various industries. […]
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