When drops of blue litmus solutions are added to dil. HCl and aqueous NaOH taken in two different test tubes A and B respectively, what will be the colour changes occurring?

Blue to red in A and no change in B

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Blue to red in both A and B

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Blue to red in B and no change in A

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No change in both A and B

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Solution

The correct option is A
Blue to red in A and no change in B

Dilute HCl (tube A) being acidic in nature will change the colour of litmus solution from blue to red and there will be no change in case of NaOH (tube B) since NaOH is basic nature.

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When drops of blue litmus solutions are added to dil. HCl and aqueous NaOH taken in two different test tubes A and B respectively, what will be the colour changes occurring?

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When drops of blue litmus solutions are added to dil. HCl and aqueous NaOH taken in two different test tubes A and B respectively, what will be the colour changes occurring?

The correct option is A Blue to red in A and no change in BDilute HCl (tube A) being acidic in nature will change the colour of litmus solution from blue to red and there will be no change in case of NaOH (tube B) since NaOH is basic nature.

The correct option is A
Blue to red in A and no change in B

Dilute HCl (tube A) being acidic in nature will change the colour of litmus solution from blue to red and there will be no change in case of NaOH (tube B) since NaOH is basic nature.