Which One Is Not A Natural Indicator?
turmeric
phenolpthaline
litmus
none
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Phenolphthalein is not a natural indicator.
- Indicators acquired from natural sources are called natural indicators.
- Turmeric is a natural indicator found in the turmeric plant.
- Litmus is also a natural indicator extracted from lichens.
- phenolphthalein is a synthetic indicator.
- It is a chemical compound that is weakly acidic in nature.
- They are used in acid-base identification in titrations.
- Phenolphthalein is colorless and remains colorless in the presence of an acidic solution and turns pink in the presence of a basic solution.
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