Q. About aqueous solution how many of the following statements are correct?
(A) Dilute solution is blue due to presence of
(B) Concentrated solution is green due to presence of and
(C) When is added to solution becomes yellow due to
(D) Aqueous solution of is acidic due to hydrolysis

 75  179 The d-and f-Block Elements Report Error

Answer: 3

Solution:

(A), (B) and (D) are correct.