Acids and Alkalis 0.0 / 5 ? ChemistryAcids, bases and saltsGCSEAQA Created by: ElcaCreated on: 13-05-15 17:10 Acid A substance with a pH of less than 7 1 of 6 Base A substance with a pH of greater than 7 2 of 6 Alkali A base that dissolves in water 3 of 6 Indicator A dye that changes colour 4 of 6 Neutralisation The reaction between acids and bases 5 of 6 Universal indicator Combination of dyes 6 of 6
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