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AS Chemistry - Redox Reactions and Group 2 Elements

A redox reaction is a reaction that involves both oxidation (the loss of electrons) and reduction (the gain of electrons). In order to identify whether a reaction is redox or not, you can write separate half equations that show how electrons are...


For the latest in the alcohol chemistry series, we're looking at a pirate's favourite spirit: rum. It's actually hard to describe what constitutes a rum, because there's not really a fixed definiti...


Visualizing classification of matter. Matter is classified as substance or mixture. A substance can be further defined as elements and compounds. A mixture can be further defined as heterogeneous or homogeneous (solution). #science