Identify the colour observed when red cabbage extract is added to the acids and bases.
Question 3
Turmeric is a natural indicator. On adding its paste to acid and base separately, which colours would be observed (a) Yellow in both acid and base. (b) Yellow in acid and red in base. (c) Pink in acid and yellow in base. (d) Red in acid and blue in base.
What colour do the following indicators turn when added to a base or alkali (such as sodium hydroxide)?
(c) red cabbage extract