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Cumulene orbital overlap
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Chiral Molecules With No Chiral Centers We know that molecules with one chiral center are necessarily chiral, and that molecules with multiple chiral centers are chiral unless there is some kind of ... MODULE 27 Vibrational frequencies of organic functional groups (cont) Double bond A double bond in chemistry is a chemical bond between two chemical elements involving four bonding electrons instead of the usual two. The most common ... Cumulene Meaning Video shows what cumulene means. Any hydrocarbon (or derivative) having three or more cumulative double bonds e.g. R2C=C=C=CR2. Cumulene Meaning.