What are Indicators? Give 2 examples.
Answers
Explanation:
An indicator is a substance that changes its color in acidic and basic medium. An indicator shows one color in an acidic medium and different colors in a basic medium so that they are called indicators. There are different types of indicators:
Indicators derived from natural sources are called natural indicators. eg:- Litmus, red cabbageindicators prepared in the laboratory are called synthetic indicators. eg:- PhenophtalineOlfactory indicators are which give different odors in acidic and basic medium. eg:-Onion, vanilla essence, etc
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Answer:
An indicator shows one color in an acidic medium and different colors in a basic medium so that they are called indicators. There are different types of indicators: Indicators derived from natural sources are called natural indicators. eg:- Litmus, red cabbage.
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