Question

How to find valency of iron

Answer 1

Answer:

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Explanation:

Oxidation state depends upon the valence electrons and valence electrons are the electrons present in the outer most shell of an atom.

For Fe, n=4, N shell,

In Iron the electronic configuration of Fe = 1s2 2s2 2p6 3s2 3p6 4s2 3d6

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