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Question
A solution turns red litmus blue, its pH is likely to be :
A solution turns red litmus blue, its pH is likely to be :
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Solution
The correct option is D 10
Base turns red litmus blue and acid turns blue litmus red. Therefore the pH of solution is in base range which is from 7 to 14. Only option D has pH in this range thus the solution having pH 10 turns red litmus blue.
Base turns red litmus blue and acid turns blue litmus red. Therefore the pH of solution is in base range which is from 7 to 14. Only option D has pH in this range thus the solution having pH 10 turns red litmus blue.
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