Physics, asked by anitharajay0, 5 months ago

What are indicators?

Short definition and examples​

Answers

Answered by Anonymous
2

Answer:

Indicators are substances whose solutions change color due to changes in pH. ... They are usually weak acids or bases, but their conjugate base or acid forms have different colors due to differences in their absorption spectra.

Examples of acid-base indicators include litmus paper, phenolphthalein, and red cabbage juice.

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Answered by Anonymous
0

Answer:

substances used to indicate the presence of acids or bases......

eg-phenolphthalein., methyl orange, turmeric, litmus paper, china rose, red cabbage extract, universal indicator, etc

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