Question

explain how how different indicators change their colour in acidic and basic with example​

Answer 1

. If the indicator is a weak acid, the acid and its conjugate base are different colors. If the indicator is a weak base, the base, and its conjugate acid display different colors. HIn(aq) is the acid, which is a different color from the base

example Methyl orange gives pink colour with acid solution and yellow colour with base solution. (ii) Phenolphthalein is colourless in acid solution while it turns into pink colour in base solution.

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Answer 2

Explanation:

different indicator change their colour in acidic and basic medium according to their nature for example blue litmus paper change into a fat in acidic medium and red litmus paper change into blue in basic medium