Is it an acid, base, or neutral? Make your own acid-base indicator from red cabbage, then test various household substances. Acids and bases are classes of materials that have different properties.

Introduction You might have done experiments with well-labeled acids and bases in school, but have you ever wondered whether a certain food or chemical around the house is an acid or a base? You can ...

Compounds are classified as acids, bases, and salts. Introduction to Acids, Bases and Salts: Compounds are classified as acids, bases, and salts based on the Arrhenius definition, and as acids or ...

Revise GCSE Chemistry by listening to these GCSE podcasts from Bitesize and BBC Sounds. Listen on the BBC Sounds app when you're out and about, or listen at home as part of your GCSE exam revision.