Question

What is Action of Potassium hydroxide on a blue litmus paper :-

Answer 1

Answer:

In the presence of potassium hydroxide (KOH):

A. blue litmus paper turns pink

B. pink litmus paper turns blue

C. blue litmus paper becomes darker

D. pink litmus paper does not change

Answer 2

Answer:

It turns red litmus to blue.

Explanation:

• An indicator called Litmus paper is used to determine whether a substance is acidic or basic in nature.
• Red litmus paper turns blue when acid is present, and blue when base is present.
• A basic is potassium hydroxide (KOH). Red litmus paper turns blue as a result.
• Acids cause blue litmus to become red.
• Blue litmus' colour does not alter as a result of bases.
• Blue litmus' colour does not alter as a result of bases. Red litmus is not changed by acids in terms of colour.

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