Which of the following ions will exhibit colour in aqueous solutions?

Chemistry · JEE Main · NTA Exams — d- and f-Block Elements

1. La³⁺ (Z = 57)
2. Ti³⁺ (Z = 22)
3. Lu³⁺ (Z = 71)
4. Sc³⁺ (Z = 21)

Answer

(B) Ti 3 + (Z = 22)

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