Predict which of he ions `Cu^(+), Sc^(3+), Mn^(2+), Fe^(2+)` are coloured in aqueous solution ? Give reasons.

Which ion will give colour in the aqueous solution ?

Which ion will give colour in the aqueous solution ?

Sc^(3+) is colourless is aqueous solution whereas Ti^(3+) is coloured.

of the ions Co^(2+), Sc^(3+) and Cr^(3+) which one will give coloured aqueous solutions and how will each of them respond a magnetic field and why ? ( Atomic numbers : Co, = 27, Sc= 21 ,Cr = 24)

Which of the following are coloured in aqueous solution? Give rea-sons: V^3+,Cu^(2+),Sc^(3+), Fe^(3+)

Which of the Co^(2+) , Fe^(2+) , Sc^(3+) are coloured and why ?

Predict which of the following will be coloured In aqueous solution giving reason. (Cu^+,V^(3+),Zn^(2+), Sc^(3+), Fe^(3+), Co^(2+)"" )

Which of the following are coloured in aqueous solution ? Give reasons : V^(3+), Cu^(+) , Sc^(3+) ,Fe^(3+)