China rose indicator in acidic solution changes its color to ______________________.
yellow
dark pink
green
blue
China rose is an indicator which turns to dark pink or magenta colour in acidic solutions and green colour in basic solutions.
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?
If a drop of China rose indicator is added to soap solutions, what will be the change in colour of China rose?
Question 4
Phenolphthalein is a synthetic indicator and its colours in acidic and basic solutions, respectively are (a) red and blue. (b) blue and red. (c) pink and colourless. (d) colourless and pink