Question

The aqueous solution containing which one of the following ions will be colourless (Atomic number of Sc = 21, Fe = 26, Ti = 22, Mn = 25)

• A. $Sc^{3+}$
• B. $Fe^{2+}$
• C. $Ti^{3+}$
• D. $Mn^{2+}$

Answer 1

Answer: (A)

$Sc^{3+}$

Answer 2

The correct option is(A):$Sc^{3+}$