Dissolution
Homogeneous mixture of two or more substances, with variable composition up to a certain limit and easily separable in its components. The properties of solutions depend on their components.
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Chemical Glossary Terms
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A B C D E F G H I J K L M N Ñ O P Q R S T U V W X Y Z
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Chemical Terms begining with D
D.D.T (abbreviation for dichlorodiphenyltrichloroethane)
Very effective and persistent insecticide, which acts by ingestion or contact. Practically insoluble...
Electron donor
Atom of a substance that gives one pair of electrons to another to form a coordinated covalent bond
Proton donor
Substance that gives H + protons to another, the base, which captures them. It is an acid according ...
Decantation
Method of separation of immiscible liquids based on the density difference. In a separating funnel, ...
Deliquescence
Property that presents some substances very soluble in water to absorb water from the ambient air. T...
Biological Oxygen Demand: BOD
It serves as a measure of the level of organic waste in water that requires oxygen for its decomposi...
Density.
Amount of matter contained in the volume unit is measured, for example, in g / mL.
Deactivation
Process by which a chemical substance diminishes or loses all its capacity of reaction. This happens...
Decarboxylation
Reaction in which a carboxylic acid loses a molecule of carbon dioxide. This process is exothermic; ...
Decomposition
Chemical reaction consisting of obtaining two or more substances from a given compound. The process ...
Dehydration
Reaction of elimination of water in a molecule. Chemical reaction in which a compound loses hydrogen...
Dehydrogenation
Reaction that involves the loss of hydrogen. It is carried out at elevated temperatures and in the p...
Offshoring
Situation in which a pair of electrons of a covalent bond can not be associated to a certain area of...
Denaturing
Process that consists of the unfolding of the folded structure of the proteins, with which they lose...
Distillation
Method of separation of liquid solutions consisting of two consecutive changes of state: first, the ...
Fractional distillation
Separation of a mixture of two or more liquids that have boiling points close to each other. This se...
Detergent
Chemical product characterized by the property of modifying the surface tension of water, with which...
Deuterium
Isotope of hydrogen whose atomic nucleus consists of a proton and a neutron. It is also called heavy...
Dialysis
Process of separation of the solutes in a solution according to their speed of diffusion through a s...
Diamagnetic
Substances in whose atoms all electrons are paired. These materials are slightly repelled in a magne...
Diamond
Mineral formed by carbon belonging to the group of the native elements. It comes in the form of octa...
Diethylether
Colorless and highly volatile liquid, it is flammable and its vapors mixed with air can explode. It ...
Potential difference.
Measurement of the tendency of a cell, battery or other device to force the electrons to circulate t...
Diffusion
Movement originated between the particles inside a mixture of gases or a liquid solution tending to ...
Diffusion
Process by which a flow of particles (atoms, ions or molecules) from a region of higher concentratio...
Dihydrate
A compound that contains two water molecules in its crystalline structure.
Dilution
Process by which the proportion of solvent is increased with respect to the solute, so that the conc...
Dimer
Double molecule resulting from the chemical combination between two molecules of the same substance.
Link dipole.
Vector representing the polarity of a link. It is directed towards the most electronegative atom.
Disaccharide
Molecule consisting of two monosaccharides linked by a glycosidic bond. Sucrose, lactose, and maltos...
Dissociation.
Separation of a compound in two or more generally ionic species. For example, ammonium acetate, NH4C...
Dissolution
Homogeneous mixture of two or more substances, with variable composition up to a certain limit and e...
Solvent
Substance that performs the process of dissolution and is generally in greater proportion. The physi...
Dysprosium
Chemical element of symbol Dy, belonging to the series of lanthanides, of atomic number 66 and atomi...
Double coordinated links
Part of a molecule that in its carbon chain alternating simple and double bonds. Example - C = C - C...
Dubnio
Chemical element of symbol Db, belonging to group 5 of the periodic table, of atomic number 105. It ...
Hardness.
Resistance of a material to the fracture. In the scale of Mosh, the hardest material is the diamond,...
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Pinzas de laboratorio
Son un tipo de sujeción ajustable, generalmente de metal, que forma parte del equipamento de laboratorio, mediante la ...
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