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The aqueous solution containing which on...

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

A

`Sc^(3+)`

B

`Fe^(2+)`

C

`Ti^(3+)`

D

`Mn^(2+)`

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The correct Answer is:
A
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