Science, asked by Ritanshuraj, 28 days ago

Test of
Acids bases by using indicator​

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Answered by sana0707
5

Litmus is a natural indicator.

It is a purple dye which is extracted from a type of plant called 'lichen'. ... Blue litmus paper turns red if the substance is acidic. Red litmus paper turns blue if the substance is basic or alkaline. Litmus turns red in acidic solutions and blue in basic solutions.

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