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If the quantum number l could have the v...

If the quantum number l could have the value of n also then A) Sc (Z=21) would have configuration as `1s^(2)``1p^(6)``2s^(2)``2p^(6)``2d^(3)``3s^(2)` B) Fe (z=26) would have two unpaired electrons C) `Fe^(2+)` and `Fe^(3+)`would be coloured ion D) `Cu^(+)`(Z=29) would be coloured and paramagnetic

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