Question

82 Neha has red litmus paper and two solutions. One of them is acidic and the other is basic. Do you
think she can find out which solution is acidic and which is basic using only red litmus paper? Give
reasons.​

Answer 1

Answer:

Yes, Neha can find out the nature of solution using red litmus paper. Under basic conditions red litmus paper turns blue while,under acidic conditions there is no change in the colour of litmus paper and hence it remains red.

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Answer 2

As bases affect indicators

The red litmus paper changes its color when dipped in basic solution and it remains red when it is dipped in an acidic solution.

In this way she can find out the acidic and basic solution

Thank you