Question

What are indicators?Give two examples​

Answer 1

Explanation:

indicator was a thing that determine the state or level of the thing

phenolphthalein,litmus paper

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Answer 2

lndicators derived from natural sources are called natural indicators. eg:- Litmus , red cabbage , turmeric , china rose petals etc.. lndicators prepared in laboratary are callwd synthetic indicators. lndicators which give different odours in acidic and basic medium. Eg:- methyl orange indicator, phenolphthalein indicator...

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