Limewater is an indicator for Carbon Dioxide
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Oh, dude, lime water is basic, so the universal indicator will turn purple because it's like, "Whoa, this is basic stuff." So yeah, when it sees lime water, it's all like, "Purple, baby!" Just a heads up, don't expect it to throw a party or anything.
pink if the lime water is basic. Phenolphthalein is a pH indicator that changes color in solutions with a pH greater than 8.2, indicating the presence of a base like lime water.
When universal indicator is added to lime juice, it typically turns a reddish color, indicating that the lime juice is acidic. Lime juice is high in citric acid, which is why it produces this reaction with the indicator.
Lime water is alkaline.
Yes, lime water is alkaline.