Five solutions A, B, C, D and E when tested with universal indicators showed pH 4, 1, 11,7 and 9 respectively. Which of the following solutions is neutral?

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answer is D.

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Detailed Solution

Solution D is neutral having ph 7 because 7 is the neutral point.
A scale called pH is used to describe how basic or acidic an aqueous solution is. pH scale has a reading between 0 to 14. Substances having a pH less than 7 are acidic in nature while substances having a pH more than 7 are basic in nature. 7 is the neutral point. Therefore, solution D which showed pH 7 is neutral in nature. It is neither acidic nor basic.

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