Question 9(b)
Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Which solution is
(b) strongly alkaline?
Arrange the pH in increasing order of hydrogen-ion concentration.

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Solution

Higher the pH, more alkaline is the solution.
Solution C with pH 11 is strongly alkaline.
The pH can be arranged in the increasing order of the concentration of hydrogen ions as: 11 < 9 < 7 < 4 < 1.

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Similar questions

Question 9(a)
Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Which solution is
(a) neutral?
Arrange the pH in increasing order of hydrogen-ion concentration.

Q. Question 9(e)
Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Which solution is
(e) weakly alkaline?

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Question 9(b) Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Which solution is (b) strongly alkaline? Arrange the pH in increasing order of hydrogen-ion concentration.

Higher the pH, more alkaline is the solution. Solution C with pH 11 is strongly alkaline. The pH can be arranged in the increasing order of the concentration of hydrogen ions as: 11 < 9 < 7 < 4 < 1.

Question 9(b)
Five solutions A, B, C, D and E when tested with universal indicator showed pH as 4, 1, 11, 7 and 9, respectively. Which solution is
(b) strongly alkaline?
Arrange the pH in increasing order of hydrogen-ion concentration.

Higher the pH, more alkaline is the solution.
Solution C with pH 11 is strongly alkaline.
The pH can be arranged in the increasing order of the concentration of hydrogen ions as: 11 < 9 < 7 < 4 < 1.