MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Universal Indicator

What Is Unive...

Question

What is a Universal indicator?

Open in App

Solution

Universal indicator:
A universal indicator is a mixture of different types of indicators that exhibits different coloration at different $pH$ levels.
It is used to detect the acidic or basic nature of a substance or a solution.
It can be in the form of a paper strip or a solution.
Example: Methyl red, and Phenolphthalein.

Suggest Corrections

thumbs-up

196

Similar questions

Q. (a) Define an indicator.
(b) Explain, why a universal indicator is preferred to acid-base indicators.

Q. (a) What is a universal indicator? For what purpose is it used?
(b) How does a universal indicator work?
(c) Water is a neutral substance. What colour will you get when you add a few drops of universal indicator to a test-tube containing water?

Q. (a) What would you expect the pH of pure water to be?
(b) What colour would the universal indicator show in an aqueous solution of sugar? Why?
(c) A sample of rain water turned universal indicator paper yellow. What would you expect its pH to be? Is it a strong or a weak acid?

What is an universal indicator?

Q. What is meant by universal indicator?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Water

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Universal Indicator

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon