Question

How is china rose indicator prepared ? what are the colour changes observed with this indicator in acids, bases and neutral solutions ??
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Answer 1

Answer:

Use the coloured water as an indicator. Add five drops of the indicator to each of the solutions. A solution of china rose turns green in a basic solution, and bright pink or magenta in an acidic solution.

Answer 2

Explanation:

it is prepared from boiling china rose's petals and then straining the petals, then the solution which is prepared need to be mixed with the substance, then we will get to know that it is an acid or a base.,it changes to deep red in acids, purple in neutral substance and to green and yellow in base.

Hope it is helpful.