Chemistry, 23.08.2020 04:01 FireStorm7327

Which one of the following ions will have three electrons in a d-subshell as a +3 ion? -Cr3+
-Fe3+
-Nb3+
-Sc3+

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Which one of the following ions will have three electrons in a d-subshell as a +3 ion? -Cr3+
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