What is the electronic configuration of Fe(II) ion?
Mar 22, 2015 · The electronic configuration of Fe is $\ce { [Ar] 3d^6 4s^2}$. So after removing two electrons the configuration becomes: $\ce { [Ar] 3d^6}$ But why can't the electrons rearrange …
Differences between Fe3+ and Fe2+ - Chemistry Stack Exchange
Dec 9, 2015 · I would like to know the differences between Fe3+ and Fe2+ ions. I'm guessing they must differ in reactivity but I'm not sure how. Also, is there a way that we can observed the …
Is there an iron–iron bond in diiron nonacarbonyl?
Aug 27, 2017 · 15 Diiron nonacarbonyl, $\ce { [Fe2 (CO)9]}$, is often depicted with an Fe–Fe bond as shown at the left-hand side: The Fe—Fe bond is usually invoked in order to (1) …
What is the balanced equation for the reaction of potassium ...
Sep 11, 2015 · Can you please help me understand if I got the half reactions correct? $$\ce {KMnO4 + FeSO4 + H2SO4 -> K2SO4 + MnSO4 + Fe2 (SO4)3 + H2O}$$ I found out that …
ions - Why can't iron ionize to 1+? - Chemistry Stack Exchange
Dec 12, 2024 · I'm taking a chemistry course right now. I've learned about electron configuration and ionization and wondered why iron doesn't "like" ionizing to a 1+ state. When …
About Fe (III) and Fe (II) coordination complexes
Oct 15, 2019 · Why does Fe(III) form octahedral coordination complexes if it has 5 electrons in its d-orbitals? I understand that Fe(II) has 6 electrons in its d-orbitals and 6 lone pairs from 6 …
Why iron reacts differently with concentrated and dilute sulfuric …
Oct 11, 2015 · $ \ce {Fe +H2SO4 -> FeSO4 + H2} $ and when $\ce {H2SO4}$ is concentrated, $\ce {3Fe +8H2SO4 -> FeSO4 + Fe2 (SO4)3 + 4SO2 +8H2O}$ What made the reaction with …
inorganic chemistry - Stability order of Cr2+ ,Mn2+ , Fe2+ ,Co2 ...
Oct 9, 2018 · Electronic configuration for Fe2+ is [Ar]3d6 4s0 Electronic configuration of Cr2+ is [Ar]3d4 4s0 Cr2+ is a stronger reducing agent that Fe2+ in aqueous solution (d3 configuration …
biochemistry - Why does the structure of haemoglobin change …
May 15, 2018 · It is said that $\ce {Fe^2+}$ can bind oxygen while $\ce {Fe^3+}$ cannot. Why is that so? $\ce {Fe^3+}$ has an extra electron, it could bind more easily to the oxygen. And how …
inorganic chemistry - Why is iron (III) more stable than iron (II ...
Aug 23, 2023 · Fe3+ has 23 electrons and Fe2+ has 24electrons. When electrons are accommodated in d orbitals, up to five orbitals are empty, so electrons are placed into …