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For questions about the valence shell electron pair repulsion (VSEPR) theory, in topics of: estimation of bond length, bond angle, bond energy, etc.; determining hybridization of atoms, or shape and geometry of molecules; and other related topics.

5 votes

How to know which atom is the central atom in VSEPR theory?

You know that phosphorus has 5 valence electrons and that chlorine has 7 valence electrons ... and that you somehow have to combine them. As chlorine is more electronegative (Allred-Rochow: Cl 2.83, …
pH13 - Yet another Philipp's user avatar
7 votes
Accepted

What is the explanation of the structure of H2XeO4?

When I think about such structure, I draw all valence electrons around the atoms and connect them somehow reasonably. There are two ways to connect the hydrogens to xenon. Either directly bonded as H- …
pH13 - Yet another Philipp's user avatar