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What is definition, principles of redox reactions and give the examples!? 


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Redox reactions involve the transfer of electrons between reactants, altering their properties. The principles of redox reactions include the role of reactive oxygen and nitrogen species as critical mediators of redox signaling, with molecules like hydrogen peroxide acting as second messengers and sulfhydryl groups being key targets of oxidation. The redox code defines the organization of NAD, thiol/disulfide systems, and redox proteome in biological systems, crucial for differentiation and adaptation, with disruptions leading to disease. Examples of redox reactions include inorganic oxidants with inorganic or organic substrates, and organic oxidants with inorganic or organic substrates, showcasing various electron transfer scenarios. These reactions play vital roles in cellular signaling, electronic memory, color displays, and drug delivery systems, highlighting the diverse applications of redox-responsive events.

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Open accessJournal ArticleDOI
Dean P. Jones, Helmut Sies 
435 Citations
The redox code defines NAD, thiol/disulfide systems' organization in biological systems. Principles include spatiotemporal organization for differentiation. Examples: NAD, thiol redox proteome.
Redox reactions involve electron transfer. Principles include inorganic-inorganic, inorganic-organic, organic-organic, and organic-inorganic redox pairs. Examples cover various combinations like Fe2+ and Cu2+.
Redox reactions involve electron transfer; principles include hydrogen peroxide as a second messenger and cysteine oxidation. Examples include sulfenic acid and disulfide formation in redox signaling.
Redox reactions involve electron transfer, altering properties. Principles include electron exchange. Examples: electronic memory, color displays, actuators, adhesives, drug delivery. Integration method determines system behavior.
Redox reactions involve electron transfer; principles include oxidation (loss of electrons) and reduction (gain of electrons). In the paper, redox reactions were used to synthesize water-miscible imidazolium ionic liquids.

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What is the role of oxidation reactions in the field of chemistry?5 answersOxidation reactions play a pivotal role in chemical synthesis, both in industrial applications and fine chemical synthesis. These reactions involve the transfer of oxygen and/or electrons between compounds, which is at the core of most chemical reactions. The use of traditional oxidants in oxidation reactions can be harmful to the environment and public health, leading to the development of greener alternatives. Nanocatalysts, with their large surface area and ease of separation, show promise in achieving more environmentally benign oxidation reactions. Additionally, the use of well-defined molecular complexes as catalysts has been explored for selective oxidation reactions using water as the oxidant, generating valuable byproducts such as dihydrogen gas. Overall, oxidation reactions are important for transforming functional groups and are being studied for their potential in sustainable and greener synthesis processes.
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