Examlex
Electron Flow
The movement of electrons through or between molecules, typically in the context of chemical reactions or electrical circuits.
Intermediate Structures
Transient species that form during the steps of a chemical reaction but do not appear in the final reaction products.
Formal Charges
A bookkeeping tool used in chemistry to assign charges to atoms in a molecule, calculated based on the valence electrons an atom is expected to have versus the electrons it actually controls.
Plus Four Estimate
A technique in constructing a confidence interval that adds four to the sample size (two successes and two failures) for estimating proportions with small samples.
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