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Vii) Which indicator will produce a pink colour onadding a few drops of sodiumhydroxide solution? *Oblue litmusOphenolphthaleinO turmericOchina rose indicator |
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Answer» ong>Answer: In alkaline solution, phenolphthalein gives pink color as it WORKS as an indicator which shows its endpoint when it REACTS with hydroxide ions of the base. It is a commonly used indicator in acid-base titrations. In ACIDIC solution when acid is added, phenolphthalein gives a colorless solution. phenolphthalein is correct ans |
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