The formula used to calculate the spin-only magnetic moment can be written in two forms; the first based on the number of unpaired electrons, n, and the second based on the total electron spin quantum number, S. Since for each unpaired electron, n=1 and S=1/2 then the two formulae are clearly related and the answer obtained must be identical. VSEPR: Valence Shell Electron Pair Repulsion The molecular structure of molecules may be predicted with surprising accuracy using VSEPR concepts. The chief tenet of the theory is that electron groups (either lone pairs or bonding pairs of electrons) will try to maximize the distance between themselves and minimize repulsions between electron pairs.

To summarize the article, it can be concluded that XeF2 has 22 valence electrons, out of which there are three lone pairs of electrons. According to the VSEPR theory, The molecular geometry of the molecule is linear. The bond angle of F-Xe-F is 180 degrees.Mar 19, 2009 · electron pair geometry = trigonal bipyramidal. molecular geometry = T-shaped. There are two F-Cl-F bond angles of 90 degrees and 180 degrees. ...Show more. Source (s): This is according to the...

The CCCBDB contains: Experimental and computed (quantum mechanics) thermochemical data for a selected set of 2069 gas-phase atoms and small molecules. Tools for comparing experimental and computational ideal-gas thermochemical properties.

work out the whole electronic structure. b) Since we are talking about single covalent bonds, each chlorine is going to contribute 1 electron to each bond. That gives a total of 8 electrons. c) 4 d) There are 4 pairs of electrons and 4 bonds. So there are 4 bond pairs and no lone pairs. IV) The electron pair geometry would be tetrahedral since there are 4 pairs of electrons present. For the molecule COCl2? I) How many lone pairs of electrons are on the central atom?