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(Chemistry) (of two different molecules) having the same number of atoms and the same number and configuration of valency electrons, as carbon dioxide and nitrous oxide


(ˌaɪ səˈstɛr ɪk)

having the same number of valence electrons in the same configuration but differing in the kinds and numbers of atoms.
[1860–65; iso- + Greek ster(eós) solid + -ic]
i•sos′ter•ism, n.
References in periodicals archive ?
Thus, this study aimed to determine the sorption isotherms and the isosteric heat of the Dedo-de-Moca pepper and fit different mathematical models to the dataset, finally selecting the model that best represents these phenomena.
The Clausius-Clapeyron equation is often used to establish the isosteric heat of sorption because it provides a rapid computational procedure.
E]ven a change as seemingly trivial as replacing an isopropyl group with the isosteric cyclopropyl group .
Mishra, Adsorption Thermodynamics and Isosteric Heat of Adsorption of Toxic Metal Ions Onto Bagasse Fly Ash (BFA) and Rice Husk Ash (RHA), Chem.
A successful adsorbent for CCS means suitable interactions of guest molecules with adsorbent walls which point to isosteric heat adsorption ([q.
Simbarashe S, Frank D, Bruno DM and AY Abel Sorption isotherms and isosteric heats of sorption of whole yellow dent corn.
2012) Measurement and theory of hydrogen bonding contribution to isosteric DNA base pairs.
The reference stated that it was expected that the two compounds would show great similarity in properties because of the isosteric replacement of the nitrogen atom with the unsaturated carbon atom.
Their use of N-H pyrazoles for making charged tris(pyrazolyl)borate ligands (Tp), the neutral and isosteric analogues, tris(pyrazolyl)methane (Tpm) and tris(pyrazolyl)silane (Tps will be presented.