Atomic StructureHard

Question

Which of the following ion is expected to be colourless?

Options

A.Ni2+ (Z = 28)
B.Mn2+ (Z = 25)
C.Zn2+ (Z = 30)
D.Cu2+ (Z = 29)

Solution

Ions having d0 or d10 configuration are expected to be colourless.

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