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Five solution A, B, C, D and E when test...

Five solution A, B, C, D and E when tested with universal indicator showd pH as 4, 1, 11, 7 and 9 respectively. Which solution is
(a) neutral ? (b) stongly alkaline ?
(c ) strongly acidic ? (d) weakly acidic ?
(e) weakly alkaline ?
Arrange the pH in increasing order of hydrogen ion concentration.

Text Solution

Verified by Experts

(a) D (b) C (c ) B (d ) A (e ) E
`C (10-11M) lt E (10-9M) lt D (10-7 M) lt A (10-4 M) lt B (10-1 M)`
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