CBSE Class 10 Science 2016 Term II Outside Delhi Set 1 | Question 25

CBSE Class 10 Science 2016 Term II Outside Delhi Set 1

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Question : 25

Total: 36

A student puts a drop of reaction mixture of a saponification reaction first on a blue litmus paper and then on a red litmus paper. He may observe that :

There is no change in the blue litmus paper and the red litmus paper turns white.
There is no change in the red litmus paper and the blue litmus paper turns red.
There is no change in the blue litmus paper and the red litmus paper turns blue.
No change in colour is observed in both the litmus papers.

Solution:

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