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The atomic number of Fe is 26. When Fe r...

The atomic number of Fe is 26. When Fe reacts with oxygen, ions with +3 oxidations states are formed.
(Valency : Oxygen =2 )
a) Write the chemical formula of this compound.
b) Write down the subshell electronic fonfiguration of `Fe^3+`.

Text Solution

Verified by Experts

`a) Fe_2 O_3`
`b) 1s^2 2s^2 2p^6 3s^2 3p^6 3d^5`
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