Old KS4 Science Curriculum - Science

8. Electrolysis electrolysis of aqueous solutions 2

Mission Objectives

Describe the reactions that take place during electrolysis of an aqueous solution

Predict the products at the electrodes during electrolysis of aqueous solutions

Work out half equations for the reactions at the cathode and the anode

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Keywords

Words and meanings to learn

electrolysis

A process where an electric current is passed through ionic substances to decompose into simpler substances.

anode

An electrode which is positively charged where the electrons depart from an electrical device.

oxidise

A chemical reaction when iron reacts with oxygen to form rust.

half

Two equal parts of a full object or substance.

equation

To present what is equal between two mathematical equations.

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