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  • Boojho, Paheli and their friend Golu were provided with a test tube each containing China rose solution which was pink in colour. Boojho added two drops of solution ‘A’ in his test tube and got dark pink colour.

Boojho, Paheli and their friend Golu were provided with a test tube each containing China rose solution which was pink in colour. Boojho added two drops of solution ‘A’ in his test tube and got dark pink colour. Paheli added 2 drops of solution ‘B’ to her test tube and got green colour. Golu added 2 drops of solution ‘C’ but could not get any change in colour. Suggest the possible cause for the variation in their results.

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Since solution A turns China rose colour to dark pink hence Solution A is an acidic solution. whereas solution B turns China rose colour to green colour hence Solution B is a basic solution. And Solution C did not change the colour of china rose Solution, so it is a neutral solution.

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Sumit Saini

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