Chemistry, asked by janvisharma6460, 1 year ago

Ravi's father is a Botanist. He extracted a purple dye from a plant in the laboratory which acts as an acid base indicator.

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Answered by DaringRobber

0

Hello friend...

Lichen..

Hope this helps you...

Answered by Anonymous

1

Answer: Lichen

Explanation:(i) Indicators are the substances which change their colour in different types of substances. (ii) Lichen. (iii) Examples of natural indicators : (a) Beetroot extract shows same colour in all sour substances and a different colour in bitter substances. (b) Turmeric gives a yellow spot on a cloth but when washed with soap, the colour of the spot changes to red.

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