Question

✪What do you mean by universal indicator ?



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Answer 1

Answer:

universal indicator

• A universal indicator is a pH indicator made of a solution of several compounds that exhibits several smooth colour changes over a wide range pH values to indicate the acidity or alkalinity of solutions. ... Colour matching charts are supplied with the specific test strips purchased.

Answer 2

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Universal indicator is a mixture of many indicators which gives diferent colours at different pH values of entire scale. It shows different colours at different concentration of ions in the solution. pH. colour.