What do we observe on pouring acetic acid on red and blue litmus papers?(A) Red litmus remains red and blue litmus turns red.(B) Red litmus turns blue and blue litmus remains blue.(C) Red litmus turns blue and blue litmus turns red.(D) Red litmus becomes colourless and blue litmus remains blue.

Correct Answer: (A) Red litmus remains red and blue litmus turns red.

Explanation: Acids turn blue litmus paper red. They have no effect on red litmus paper.Bases turn red litmus blue. 

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Updated on: 10-Oct-2022

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