Question

9. 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?
(b) strongly alkaline?
(c) strongly acidic?
(d) weakly acidic?
(e) weakly alkaline?
Arrange the pH in increasing order of hydrogen-ion concentration.

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Answer 1

answer :-

a:- D solution is natural.

b:- c is strongly alkaline.

c:- b is strong acid.

d:- a is weakly acid.

e:- e is weakly alkaline.