Source: Extra Practice
Turmeric solution is a natural indicator. What color change would you observe when turmeric solution is added to a sample of 'soap solution'?
Options
Option A
Remains yellow
Option B is correct
Changes to red
Option C
Changes to green
Option D
Changes to blue
Explanation
Turmeric is a natural indicator that remains yellow in acidic and neutral solutions but turns red (or reddish-brown) in basic solutions. Soap solution is basic in nature, so when turmeric solution is added to it, the color will change from yellow to red.