Question

Change of colour in an acid and a base depends on the type of the indicator. Which of
these statements are correct?
(i) All four
(ii) a and d
(iii) b, c and d
(iv) only d

Answer 1

Answer:

The change of colour in acid and base depends on the type of indicator. ... These indicators are a different colour in a basic environment than in an acidic environment. Since indicators are chemical compounds that change colour according to the pH of the solution they are put in. Examples: Litmus paper and Methyl orange.