Question

electronic configuration and valency of iron​

Answer 1

Answer:

The electronic configuration of Fe2+ is - 1s2 2s2 2p6 3s2 3p6 3d6, while that of Fe3+ is 1s2 2s2 2p6 3s2 3p6 3d5. Fe2+ consists of 2 electrons lesser in comparison to the Fe's electronic configuration - 1s2 2s2 2p6 3s2 3p6 3d6 4s2. Before talking about the valency of iron, let us revise what valency actually

Step-by-step explanation:

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