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Standard X
Chemistry
pH
In alkaline s...
Question
In alkaline solution, the colour of phenolphthalein indicator changes from :
A
pink to colourless
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B
pink to red
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C
red to colourless
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D
colourless to pink
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Solution
The correct option is
D
colourless to pink
In alkaline solution, the colour of phenolphthalein indicator changes from colourless to pink.
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