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Apr 25, 2014 · In the pioneer days, the main driving forces for research of organics in drinking water treatment (DWT) were human health risks and optimisation of technology. The focus was on natural organic matter (NOM) structure, disinfection by-products (DBPs) formation, NOM removal by means of coagulation, adsorption, and oxidation, and development of the most efficient water treatment trains ...
- Ivana Ivančev-Tumbas
- ivana.ivancev-tumbas@dh.uns.ac.rs
- 2014
The term “rearrangement” is used to describe two different types of organic chemical reactions. A rearrangement may involve the one -step migration of an H atom or of a larger molecular fragment within a relatively short lived intermediate. On the other hand, a rearrangement may be a multi-step reaction that includes the migration of an H ...
- Usually, straight-chain alkanes are converted by heating in the presence of a catalyst to branched isomers. Examples include n-butane isomerization...
- The Beckmann rearrangement, named after the German chemist Ernst Otto Beckmann (1853–1923), is a rearrangement to replace amides with an oxime func...
- A rearrangement reaction is a large class of organic reactions, in which a molecule’s carbon skeleton is rearranged to give the original molecule a...
- A coordinated reaction is a chemical reaction in which all breaking of bonds and making of bonds occurs in one single step. There are no reactive i...
- Regioselectivity is the advantage of having or breaking a chemical bond in one direction over all other possible directions. Regioselectivity can a...
Furthermore, ozone considerably improves water odours and taste but it should be recalled that if the level of treatment applied is too low, the breakdown of some organic products will lead to the formation of compounds that can impart a taste to the water (ketones, aldehydes). In such cases, the ozone dosage and/or contact time should be increased in order to achieve good quality of water.
Dec 8, 2015 · The proliferation of algal and cyanobacterial blooms globally has led to renewed interest in understanding the impact of cell populations on water treatment plant (WTP) performance and the resultant water quality, particularly the role of algogenic organic matter (AOM).
- M. Pivokonsky, J. Naceradska, I. Kopecka, M. Baresova, B. Jefferson, X. Li, R. K. Henderson
- 2016
Sep 24, 2021 · The peptide bonds of multiple AA are formed by condensation reactions, which produce one water molecule per bond. This reaction reduces VSS but does not alter COD. From about 20–30 AA upwards, the change in the COD/VSS ratio by additional bonds is negligible.
- Markus Ahnert, Thomas Schalk, Heike Brückner, Johannes Effenberger, Volker Kuehn, Peter Krebs
- 2021
Jun 27, 2018 · Modeling reaction pathways is critical to help water treatment managers understand how best to wield the knife, as it were. A limitation of the work is that the model applies solely to structurally simple organic contaminant like acetone, rather than broadly multiple chemical degradation processes.
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Jul 12, 2023 · Figure 27.1.3 27.1. 3: Elimination Reactions.These are the reverse of addiion reactions. This reaction results in the forming of a new C-C double bond (π bond) and breaking two single bonds to carbon (in these cases, one of them is H and the other is a halide such as Cl or Br).
