Which of the following is the correct electronic configuration of Fe²⁺ ion( atomic number of Fe=26)
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The electronic configuration of Fe2+ is 1s2 2s2 2p6 3s2 3p6 3d6 and Fe3+ is 1s2 2s2 2p6 3s2 3p6 3d5. Fe2+ contains 2 fewer electrons compared to electronic configuration of Fe.
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