Question

What are olfactory indicators ? Give to examples

Answer 1

hello...!!

The substances whose odour changes in acidic or basic medium are olfactory indicators.

eg.Onion- smell of onion diminishes in a base but remains same in an acid. Same with vanilla essence.

hope helped..!!

 

 

Answer 2

Olfactory indicators are those indicators that help to identify whether a given solution is acidic or basic by changing their smell instead of colour as other indicators do.
For example, onion, vanilla, clove,etc.

Hope this helps you buddy!
Cheers!!