NCERT Science

Book: NCERT Science

Chapter: 5. Acids, Bases and Salts

Subject: Chemistry - Class 7th

Q. No. 10 of Exercise

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Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain.

The solution could be basic or neutral because blue litmus paper does not change its colour in basic as well as neutral solution. If solution is acidic, if will change blue litmus paper to red.


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