What is Indicator in Chemistry ?
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Answer:
Indicators are chemical compounds that tell us whether a substance is acidic or basic by changing its colour. When added to an acidic solution or a basic solution, indicators change their colour and this change in colour is different for the acids and bases.
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Answer:
Indicators are the substances that are used to check the presence of acid or base in the given solution.
Explanation:
They can be litmus paper, olfactory( like vanilla essence) phenolphthalein.
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