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Five solutions A, B, C, D and E showed p...

Five solutions A, B, C, D and E showed pH as 4, 7, 1, 11 and 9 respectively when tested with universal indicator. Which solution is
(i) Neutral
(ii) Strongly alkaline (iii) Strongly acidic
(iv) Weakly acidic and
(v) Weakly alkaline ?
Arrange the pH in increasing order of hydrogen ion concentration.

Text Solution

Verified by Experts

(i) Solution B is neutral.
(ii) Solution D is strongly alkaline.
(iii) Solution C is strongly acidic.
(iv) Solution A is weakly acidic.
(v) Solution E is weakly alkaline.
Increasing order of hydrogen ion concentration : D, E, B, A and C.
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