Question

what happens when we add acid and base on phenolphthalein??​

Answer 1

Answer:

acidic turns colourless and basic turns pink colour

Answer 2

Answer:

it's colour change to pink

Phenolphthalein is an acid indicator,means when we add water (pH 7) to it,it ionises giving a pink colour. ... When we add phenolphthalein to acid due to common ion effect concentration increases. It becomes more than that of concentration. So it appears colourless.Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions. ... Phenolphthalein is slightly soluble in water and usually is dissolved in alcohols for use in experiments.

what a silly question of 6th standard

Explanation:

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