P and Q are aqueous solutions of sodium chloride and sodium hydroxide respectively. Which of these will turn:
(a) blue litmus red?
(b)red litmus blue?

Academic Chemistry NCERT Class 10

(a) Neither P nor Q solution will turn blue litmus to red as none of them are acidic solutions.

(b) Solution Q (sodium hydroxide) will turn red litmus blue.

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Updated on: 10-Oct-2022

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