Chemical indicators and natural indicators [ Write 2 examples of each indicator ]
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Answer:Natural indicators are turmeric , China rose etc.
Chemical indicators are methyl yellow and litmus (paper) etc.
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Natural Indicators:
Natural Indicator is a type of indicator that can be found naturally and can determine whether the substance is an acidic substance or a basic substance.
For example:
Red cabbage, turmeric, grape juice, turnip skin, curry powder, cherries, beetroots, onion, tomato,
Chemical Indicators
Chemical indicator, any substance that gives a visible sign, usually by a colour change, of the presence or absence of a threshold concentration of a chemical species, such as an acid or an alkali in a solution.
For example:
Methyl orange, Litmus papers etc.
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