bn:00000905n
Noun Concept
Categories: Equilibrium chemistry, Titration
EN
acid-base indicator  PH indicator  PH indicators  PH paper  Acid-base indicators
EN
An indicator that changes color on going from acidic to basic solutions WordNet 3.0
Definitions
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Sources
EN
An indicator that changes color on going from acidic to basic solutions WordNet 3.0 & WordNet 2020
A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually. Wikipedia
Halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually Wikidata
A substance that shows the acidity or alkalinity of a solution by its colour. Wiktionary