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Write down the number of 3d electrons in...

Write down the number of 3d electrons in each of the following ions: `Ti^(2+),V^(2+),Cr^(3+),Mn^(2+),Fe^(2+),Fe^(3+),Co^(2+),Ni^(2+)` and `Cu^(2+)` . Indicate how would you expect the five 3d orbitals to be occupied for these hydrated ions (octahedral).

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