a)notisomers(theydon’thavethesamechemicalformula:C5H12vs.C5H10) b)structuralisomers(sameasquestion#1) c)geometricisomers d)notisomers(bothdiagramsrepresenttheexactsamemolecule) Monomer:thesmallestrepeatingunitofapolymer(propeneinpolypropylene). Polymer:alongchainmoleculemadeupofmanysmallidenticalunits(monomers...
bond. What that means is that as that atom rotates, that is not going to be an isomer because it's not actually changing the actual connectivity of the atom. It's still connected the same exact way, it's just rotated a little bit. Structurally, the molecule is never going to c...
In many cases, the cis-trans isomers of a compound have different physical properties. These differences can arise due to the difference in the dipole moment of the molecule or due to the difference in the spatial arrangement of atoms. Some of these differences are highlighted below. ...
In the following, we selected this main peak around zero in order to select only true coincidence events, where all fragments stem from the same parent molecule. The three-dimensional momentum vectors of all three fragments were then used to calculate the emission angle of the fragments, their ...
structures of the coordination networks. The PX molecules were then introduced into the optimized structure, followed by a full structural relaxation. The initial location ofpX molecules were obtained from the experiment XRD data. To obtain the gas binding energy, an isolated gas molecule placed in...
Since H vs H have the same exact priority, this molecule will havenocis/transorE/Z isomerism. 2) Same exact groups on the same sp2 pi bound carbon. Carbon #2 in 2-methyl-2-butene has 2 CH3 groups. One appears to be part of the parent chain, the second appears to be a methyl su...
It is known that oxidation of vicinal diols is more likely to result in C–C bond scission between the adjacent alcohol groups, regardless of the diol location on the molecule [47,50]. This reactivity is likely caused by the increase in electron density from the electron-donating OH groups...
Used as a tracer in bone, brain and heart scans, the technetium-99 isomer is introduced into the body as part of a molecule specifically chosen to have an affinity for the organ of interest. The rapid decay, however, means that the isomer cannot be stored, forcing hospitals to order its...
If a single fluorine substituent is located in a better location in a molecule, it may affect the physical and chemical characteristics of the molecule significantly. In the literature, there are many researches about the effect of fluorine on the chemical and physical characteristics for compounds....
Isotopes vs Isomers There are variations between different atoms. Also, there are variations within the same elements. Isotopes are examples for differences within a single element. A molecule or ion having the same molecular formula can exist in different ways depending on the bonding orders, charg...