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 differences
Why do iron (II) ions and chromium have different electronic ...
Aug 30, 2015 · But when 2 electrons are to be removed to form the Fe2+ ion, the electrons are not removed from the 3d orbitals. 3d belongs to the 3rd energy level which becomes an inner filled …
biochemistry - Why does the structure of haemoglobin change when …
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 and why does …
Why Fe 3+ is more common than Fe 2+ - Chemistry Stack Exchange
Sep 16, 2015 · Not in igneous rocks. Most iron there, in silicate minerals throughout the deep crust and mantle, is Fe (II). Need to weather the rocks and expose the iron to an oxidizing atmosphere to get …
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) explain the observed …
inorganic chemistry - Why are there two infrared vibrational ...
Jan 11, 2022 · 9 I am struggling to rationalise why there are two infrared vibrational frequencies ($\pu {2082 cm^-1}$ and $\pu {2019 cm^-1}$) for the stretching of the terminal $\ce {CO}$ ligands of $\ce …
What is it about the relationship between the Fe²⁺ and Fe³⁺ in ...
May 16, 2012 · Magnetite is not diamagnetic. It is ferrimagnetic Ferrimagnetism requires layers of unequal but opposite magnetic moments in the crystal lattice. The two iron ions have different …
inorganic chemistry - Is iron (III) carbonate stable in water ...
Dec 12, 2016 · It is not clear what do you mean stable. Iron (III) salts generally form an oxo-hydroxo precipitate unless some complexation or other tricks going on. From that point of view, it doesn't …
inorganic chemistry - Explaining the colour change in the potassium ...
Apr 26, 2018 · It's permanganate, not manganate. As for your question, consider the intensity of color. Compared to permanganate, both Fe2+ and Fe3+ are almost colorless.