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Which of these ions is expected to be co...

Which of these ions is expected to be colored in aqeous solution?
[I] `Fe^(3+)` [II] `Zn^(2+)` [III] `AI^(3+)` [IV] `Sc^(3+)`

A

[I] only

B

[III] only

C

[I] and [II] only

D

[I], [II] and [III]

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The correct Answer is:
A
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RESONANCE-PERIODIC TABLE & PERIODICITY-Advanced Level Problems
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