An indicator is a substance which shows the presence of a chemical substance by:

changing colour

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

giving smell

No worries! We‘ve got your back. Try BYJU‘S free classes today!

producing sound

No worries! We‘ve got your back. Try BYJU‘S free classes today!

none of the above

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B changing colour
An indicator is a substance which shows the presence of a chemical substance by changing the colour. For example the blue litmus turns red in an acid and red litmus turns blue in a base.

Suggest Corrections

Similar questions

Indicator is a substance which shows different colours in acidic and basic solutions.

Which of the following substance will give a pale yellow colour when tested with methyl orange indicator?

Join BYJU'S Learning Program