what is the indicator
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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. Hence, a pH indicator is a chemical detector for hydronium ions or hydrogen ions in the Arrhenius model
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hii mate here is the answer ✌️❤️
indicator is a substance that changes its colour in acidic and basic medium.An indicator shows one colour in acidic medium and different colour in basic medium so that they are called indicator.
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