halochromic

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halochromic — adjective Of, pertaining to, or exhibiting halochromism … Wiktionary
Halochromism — A halochromic material is a material which changes colour when pH changes occur. The term ‘chromic’ is defined as materials that can change colour reversibly with the presence of a factor. In this case, the factor is pH. The pH indicators have… … Wikipedia
PH indicator — A pH indicator is a halochromic chemical compound that is added in small amounts to a solution so that the pH (acidity or alkalinity) of the solution can be determined easily. Hence a pH indicator is a chemical detector for hydronium ions (H3O+)… … Wikipedia
Smart material — Smart materials are materials that have one or more properties that can be significantly changed in a controlled fashion by external stimuli, such as stress, temperature, moisture, pH, electric or magnetic fields.There are a number of types of… … Wikipedia
halochromism — noun Any change in colour resulting from a chemical reaction, especially from a change in pH See Also: halochromic … Wiktionary
pH indicator — Acids and Bases Acid dissociation constant Acid base extraction Acid–base reaction Acid–base titration Dissociation constant Acidity function Buffer sol … Wikipedia

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