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mesomerism

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Resonance (chemistry) - Wikipedia
In chemistry, resonance, also called mesomerism, is a way of describing bonding in certain molecules or polyatomic ions by the combination of several contributing structures (or forms, also variously known as resonance structures or canonical structures) into a resonance hybrid (or hybrid structure) in valence bond ... en.wikipedia.org
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Mesomeric effect - Wikipedia
In chemistry, the mesomeric effect (or resonance effect) is a property of substituents or functional groups in a chemical compound. en.wikipedia.org
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Mesomeric Effect - BYJU'S
In simple terms, we can describe that the mesomeric effect occurs when π electrons move away from or towards a substituent group in a conjugated orbital system. byjus.com
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mesomerism
mesomerism Chem. (mɛˈsɒmərɪz(ə)m) [(in sense a) ad. F. mésomérie (A. Cornillot 1927, in Ann. de Chim. VIII. 267), f. meso- meso- after tautomérie tautomerism.] † a. A kind of tautomerism (see quot.). Obs.1928 Chem. Abstr. XXII. 2155 The term mesomerism is proposed to designate affinitive tautomerism... Oxford English Dictionary
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mesomerism - Wiktionary, the free dictionary
(chemistry) The property of some molecules of having a structure that cannot be represented by a single structural formula; resonance. Related terms. edit. en.wiktionary.org
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RESONANCE | MESOMERISM | ORGANIC CHEMISTRY
The representation of structure of a molecule as a weighted average of two or more hypothetical structures, which only differ by the arrangement of electrons ... www.adichemistry.com
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Mesomeric effect
"Mesomerism" in this context is often encountered in German and French literature, but in English literature the term "resonance" dominates. Mesomerism in conjugated systems Mesomeric effect can be transmitted along any number of carbon atoms in a conjugated system. wikipedia.org
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Definition of mesomerism - Chemistry Dictionary - Chemicool
The term is intended to imply that the correct representation of a structure is intermediate between two or more Lewis formulae. See also aromatic (2), ... www.chemicool.com
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Understanding Mesomeric Effect: Definition, Types, Significance and ...
The mesomeric effect is defined as the polarity that develops between atoms of a conjugated system due to the transfer of electrons or the movement of pi-bond ... testbook.com
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What is the difference between resonance, tautomerism and ... - Quora
The difference is that resonance occurs mostly in closed systems (ring structures) while mesomeric effect occurs in open system ( long chains). www.quora.com
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Is there really any difference between Resonance and Mesomeric ...
As Ingold himself defined: "Mesomerism is an extension of valency theory (that is the classical valence bond theory) and, like all valency ... chemistry.stackexchange.com
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Resonance and Mesomerism - Nature
When mesomerism was first recognized (1926) as a general phenomenon in organic chemistry, it was appreciated a.a a.n electron displacement rather than as an ... www.nature.com
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resonance
resonance (ˈrɛzənəns) Also 5 resonn-. [a. OF. resonance, resonnance (15th c.; mod.F. résonance), = It. risonanza, Sp. and Pg. resonancia, ad. L. resonantia echo (Vitruvius), f. resonāre to resound: see -ance.] 1. a. The reinforcement or prolongation of sound by reflection, or spec. by synchronous vi... Oxford English Dictionary
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Polysulfone
The sulfonyl group is also linked to the aromatic system by mesomerism and the bond therefore strengthened by mesomeric energy. The result of the mesomerism is that the configuration is particularly rigid. wikipedia.org
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resonate
resonate, v. (ˈrɛzəneɪt) [f. L. resonāre to resound: see -ate3.] 1. intr. To produce or exhibit resonance. Also fig.1873 S. Taylor Sound & Music (1896) 117 The wires of the corresponding note will of course resonate with it. 1896 Curtis Voice Building (1901) 140 In exit the tone should be allowed to... Oxford English Dictionary
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