You have been provided with three test tubes. One of them contains distilled water and the other two have an acidic solution and a basic solution respectively. If you are given only red litmus paper, how will you identify the contents of each test tube?

Open in App

Solution

Put the given red litmus paper in each of the three test tubes.The solution which turns the red litmus paper to blue is basic.

Now, put this blue litmus paper in the remaining two test tubes.The one which turns it red again is acidic.

The test tube which has no effect on either red or blue litmus paper is distilled water.

Suggest Corrections

Similar questions

You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution, respectively. Which of them will turn red litmus to blue.

Q. You have been provided with three test-tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution respectively.

Q. If you are given only red litmus paper, how will you identify the contents of each test-tube.

Q. You are provided with three test tubes containing sugar solution, baking soda solution and tamarind solution. Explain how can you identify the nature of each of these solutions using litmus paper.

You are given two test tubes A and B, containing two different solution,one of them is an acidic solution and the other one is a basic solution. The solution in test tube B tastes sour while that in taste tube A is bitter in taste. You are asked to label the test tubes as acidic and basic. [2 MARKS]

Join BYJU'S Learning Program