In acid medium, which of the following colour is obtained when phenolphthalein is added?
A
Pink
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B
Yellow
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C
Green
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D
Colourless
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Solution
The correct option is D Colourless In acidic medium, when phenolphthalein is added, a colourless solution is obtained. On the other hand, in a basic medium, phenolphthalein gives a pink solution.