MCAT Question of the Day
    •

    Q:

    		 Which of the following represents the correct ground state electronic configuration for ferrous ion, Fe2+?
    		 

    A

    		 [Ar]4s23d6

    B

    		 [Ar]4s23d4

    C

    		 [Ar]3d6

    D

    		 [Ar]4s23d2



    Atomic & Electronic Structure |
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