Base added to a China rose solution shows which colour?
Acids turn blue litmus red
Acids turn red litmus blue
Acids taste sour
The chemical nature of acid is acidic
China rose is a natural indicator. Basic solutions turn green when added into China rose solution. Acids turn the solution pink or magenta.
Nitric acid turns red litmus solution blue.
Q58) Consider the following statements about acid-base indicators.
i) Phenolphthalein gives a pink colour if the solution is acidic.
ii) China rose indicator turns acidic solutions to dark pink.
iii) Blue litmus turns red for a basic solution.
Which of the above statements are true?