Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Chemical_reaction> ?p ?o }
- Chemical_reaction abstract "A chemical reaction is a process that leads to the transformation of one set of chemical substances to another. Classically, chemical reactions encompass changes that only involve the positions of electrons in the forming and breaking of chemical bonds between atoms, with no change to the nuclei (no change to the elements present), and can often be described by a chemical equation. Nuclear chemistry is a sub-discipline of chemistry that involves the chemical reactions of unstable and radioactive elements where both electronic and nuclear changes may occur.The substance (or substances) initially involved in a chemical reaction are called reactants or reagents. Chemical reactions are usually characterized by a chemical change, and they yield one or more products, which usually have properties different from the reactants. Reactions often consist of a sequence of individual sub-steps, the so-called elementary reactions, and the information on the precise course of action is part of the reaction mechanism. Chemical reactions are described with chemical equations, which symbolically present the starting materials, end products, and sometimes intermediate products and reaction conditions.Chemical reactions happen at a characteristic reaction rate at a given temperature and chemical concentration. Typically, reaction rates increase with increasing temperature because there is more thermal energy available to reach the activation energy necessary for breaking bonds between atoms.Reactions may proceed in the forward or reverse direction until they go to completion or reach equilibrium. Reactions that proceed in the forward direction to approach equilibrium are often described as spontaneous, requiring no input of free energy to go forward. Non-spontaneous reactions require input of free energy to go forward (examples include charging a battery by applying an external electrical power source, or photosynthesis driven by absorption of electromagnetic radiation in the form of sunlight).Different chemical reactions are used in combinations during chemical synthesis in order to obtain a desired product. In biochemistry, a consecutive series of chemical reactions (where the product of one reaction is the reactant of the next reaction) form metabolic pathways. These reactions are often catalyzed by protein enzymes. Enzymes increase the rates of biochemical reactions, so that metabolic syntheses and decompositions impossible under ordinary conditions can occur at the temperatures and concentrations present within a cell.The general concept of a chemical reaction has been extended to reactions between entities smaller than atoms, including nuclear reactions, radioactive decays, and reactions between elementary particles as described by quantum field theory.".
- Chemical_reaction thumbnail ThermiteReaction.jpg?width=300.
- Chemical_reaction wikiPageExternalLink books?id=AJ-c8py7t6gC&pg=PA459.
- Chemical_reaction wikiPageExternalLink books?id=Mtth5g59dEIC&pg=PA287.
- Chemical_reaction wikiPageID "6271".
- Chemical_reaction wikiPageLength "59016".
- Chemical_reaction wikiPageOutDegree "375".
- Chemical_reaction wikiPageRevisionID "704448642".
- Chemical_reaction wikiPageWikiLink 18-Electron_rule.
- Chemical_reaction wikiPageWikiLink Academic_Press.
- Chemical_reaction wikiPageWikiLink Acid.
- Chemical_reaction wikiPageWikiLink Acid_dissociation_constant.
- Chemical_reaction wikiPageWikiLink Acid–base_reaction.
- Chemical_reaction wikiPageWikiLink Activation_energy.
- Chemical_reaction wikiPageWikiLink Active_site.
- Chemical_reaction wikiPageWikiLink Addition_reaction.
- Chemical_reaction wikiPageWikiLink Adenosine_triphosphate.
- Chemical_reaction wikiPageWikiLink Alchemy.
- Chemical_reaction wikiPageWikiLink Alexander_William_Williamson.
- Chemical_reaction wikiPageWikiLink Aliphatic_compound.
- Chemical_reaction wikiPageWikiLink Alkene.
- Chemical_reaction wikiPageWikiLink Alkoxide.
- Chemical_reaction wikiPageWikiLink Alkyl.
- Chemical_reaction wikiPageWikiLink Alum.
- Chemical_reaction wikiPageWikiLink Aluminium.
- Chemical_reaction wikiPageWikiLink Amine.
- Chemical_reaction wikiPageWikiLink Amino_acid.
- Chemical_reaction wikiPageWikiLink Ammonia.
- Chemical_reaction wikiPageWikiLink Amorphous_solid.
- Chemical_reaction wikiPageWikiLink Anabolism.
- Chemical_reaction wikiPageWikiLink Antoine_Lavoisier.
- Chemical_reaction wikiPageWikiLink Arc_welding.
- Chemical_reaction wikiPageWikiLink Aromatic_hydrocarbon.
- Chemical_reaction wikiPageWikiLink Arrhenius_equation.
- Chemical_reaction wikiPageWikiLink Aryl.
- Chemical_reaction wikiPageWikiLink Atmospheric_chemistry.
- Chemical_reaction wikiPageWikiLink Atom.
- Chemical_reaction wikiPageWikiLink Atomic_orbital.
- Chemical_reaction wikiPageWikiLink Barium_chloride.
- Chemical_reaction wikiPageWikiLink Base_(chemistry).
- Chemical_reaction wikiPageWikiLink Biochemistry.
- Chemical_reaction wikiPageWikiLink Bioenergetics.
- Chemical_reaction wikiPageWikiLink Bioluminescence.
- Chemical_reaction wikiPageWikiLink Boltzmann_constant.
- Chemical_reaction wikiPageWikiLink Boron.
- Chemical_reaction wikiPageWikiLink Brønsted–Lowry_acid–base_theory.
- Chemical_reaction wikiPageWikiLink Carbanion.
- Chemical_reaction wikiPageWikiLink Carbocation.
- Chemical_reaction wikiPageWikiLink Carbohydrate.
- Chemical_reaction wikiPageWikiLink Carbon_dioxide.
- Chemical_reaction wikiPageWikiLink Carbon_monoxide.
- Chemical_reaction wikiPageWikiLink Carbonyl.
- Chemical_reaction wikiPageWikiLink Catalysis.
- Chemical_reaction wikiPageWikiLink Catalytic_reforming.
- Chemical_reaction wikiPageWikiLink Category:Chemical_reactions.
- Chemical_reaction wikiPageWikiLink Category:Chemistry.
- Chemical_reaction wikiPageWikiLink Cell_(biology).
- Chemical_reaction wikiPageWikiLink Chain_reaction.
- Chemical_reaction wikiPageWikiLink Chemical_bond.
- Chemical_reaction wikiPageWikiLink Chemical_change.
- Chemical_reaction wikiPageWikiLink Chemical_compound.
- Chemical_reaction wikiPageWikiLink Chemical_engineering.
- Chemical_reaction wikiPageWikiLink Chemical_equation.
- Chemical_reaction wikiPageWikiLink Chemical_equilibrium.
- Chemical_reaction wikiPageWikiLink Chemical_formula.
- Chemical_reaction wikiPageWikiLink Chemical_kinetics.
- Chemical_reaction wikiPageWikiLink Chemical_potential.
- Chemical_reaction wikiPageWikiLink Chemical_reaction_model.
- Chemical_reaction wikiPageWikiLink Chemical_substance.
- Chemical_reaction wikiPageWikiLink Chemical_synthesis.
- Chemical_reaction wikiPageWikiLink Chemist.
- Chemical_reaction wikiPageWikiLink Chemistry.
- Chemical_reaction wikiPageWikiLink Chlorine.
- Chemical_reaction wikiPageWikiLink Christopher_Kelk_Ingold.
- Chemical_reaction wikiPageWikiLink Cis–trans_isomerism.
- Chemical_reaction wikiPageWikiLink Classical_element.
- Chemical_reaction wikiPageWikiLink Coke_(fuel).
- Chemical_reaction wikiPageWikiLink Collision_theory.
- Chemical_reaction wikiPageWikiLink Combustion.
- Chemical_reaction wikiPageWikiLink Conjugate_acid.
- Chemical_reaction wikiPageWikiLink Contact_process.
- Chemical_reaction wikiPageWikiLink Coordination_complex.
- Chemical_reaction wikiPageWikiLink Cope_rearrangement.
- Chemical_reaction wikiPageWikiLink Copper_sulfate.
- Chemical_reaction wikiPageWikiLink Covalent_bond.
- Chemical_reaction wikiPageWikiLink Crystal.
- Chemical_reaction wikiPageWikiLink Crystal_field_theory.
- Chemical_reaction wikiPageWikiLink Crystallization.
- Chemical_reaction wikiPageWikiLink Cycloaddition.
- Chemical_reaction wikiPageWikiLink Cyclohexene.
- Chemical_reaction wikiPageWikiLink DNA.
- Chemical_reaction wikiPageWikiLink Deprotonation.
- Chemical_reaction wikiPageWikiLink Diels–Alder_reaction.
- Chemical_reaction wikiPageWikiLink Diene.
- Chemical_reaction wikiPageWikiLink Differential_calculus.
- Chemical_reaction wikiPageWikiLink Diffusion.
- Chemical_reaction wikiPageWikiLink Dipolar_bond.
- Chemical_reaction wikiPageWikiLink Dissociation_(chemistry).
- Chemical_reaction wikiPageWikiLink Double_bond.
- Chemical_reaction wikiPageWikiLink Electrochemistry.