thermodynamics - Chemistry Stack Exchange
Jun 2, 2020 · Wikipedia's Liquid Oxygen says: The tetraoxygen molecule ($\\ce{O4}$) was first predicted in 1924 by Gilbert N. Lewis, who proposed it to explain why liquid oxygen defied …
Bonding in the phosphate ion - Chemistry Stack Exchange
I'm looking for an explanation of the bonding in the phosphate (PO 43−) ion: (Image courtesy of Wikipedia) Phosphorus (15 P) - being the fifteenth element - has fifteen electrons, five valence …
How do you explain the formula Fe3O4 using the ionic compound …
Aug 2, 2017 · I don't understand at all how the ionic bonding in $\\text{Fe}$$3$$\\text{O}$$4$ works. The oxygens all together have $4(–2e)=–8e$ net charge. But we cannot give the three …
Why iron reacts with steam to give Fe3O4 not Fe2O3?
Oct 15, 2023 · Another similar question is : why does a strange compound like $\ce {Fe3O4}$ exist ? Why is Iron (plus one or two other metals) able to make an oxide containing the same …
Stability of H3MnO4, H2MnO4, HMnO4 - Chemistry Stack Exchange
Dec 8, 2023 · Otherwise they tend to disproportionate forming $\ce {Mn^ {VII}O4^-}$ and $\ce {Mn^ {IV}O2}$. Thus we never can reach a solution acidic enough for $\ce {H2MnO4}$ or $\ce …
What is the difference between O & O2 - Chemistry Stack Exchange
Jan 9, 2017 · What is the difference between $\ce {O}$ and $\ce {O2}$. If C is carbon and then why $\ce {O2}$ is oxygen.
Mechanism of the oxidation of alcohols with KMnO4
May 21, 2015 · Many oxidising agents, like chromate, dichromate, iodine in $\\ce{NaOH}$ etc. seem to work via ester formation and elimination. For example, chromic acid will react with the …
Why is Pb3O4 called lead (II,IV) oxide? - Chemistry Stack Exchange
Mar 17, 2022 · The more highly coordinated lead atoms would naturally fit with a higher oxidation state, and $\ce {Pb^ {II}_2Pb^ {IV}O4}$ fits with the ratio of high to low coordinate lead atoms. …
computational chemistry - How to embed multiple molecules with …
Jul 17, 2024 · I am new to rdkit and struggle with something I thought would be simple: I want to randomly embed two molecules in 3D space so that the two do not overlap. This is to generate …
inorganic chemistry - Why the colour of KMnO4 at the end point …
Dec 12, 2017 · When $\ce {K\overset {+VII} {Mn}O4^-}$ is reduced, the purple colour disappears. Why would a further reaction take place after all the reducing substances have been oxidised?