Ocher
Mixture of iron oxides and hydroxides with clay rocks. Its color varies from yellow to red and black, and is used as a pigment.
Odaris
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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 O
Occlusion
Phenomenon by which a gas or a solid is retained in the crystalline structure of a metal. Sometimes ...
Ocher
Mixture of iron oxides and hydroxides with clay rocks. Its color varies from yellow to red and black...
Octane
Alcan found in petroleum and has 18 chain isomers. The most important are n-octane, isooctane.
Olefins
Aliphatic and acyclic hydrocarbons, compounds that have a double bond between two neighboring carbon...
Orbit
Circular or elliptical trajectory described by the electron around the nucleus of the atom, accordin...
Orbital.
Region of space where there is a certain probability of finding the electron. They are also represen...
Reaction order
Number to which the concentrations of the substances are high in the equation that allows the calcul...
Organophosphorus
they are organic compounds that contain phosphorus and carbon in their molecule, directly or through...
Gold
Chemical element of symbol Au, belonging to group 11 of the periodic table, of atomic number 79 and ...
Osmium
Chemical element of symbol Os, belonging to group 8 of the periodic table, of atomic number 76 and a...
Osmiridio
Osmium and iridium alloy with small amounts of other metals such as platinum and palladium. It can b...
Osmosis
Phenomenon consisting in the diffusion of a solvent through a semipermeable porous membrane that sep...
Osmosis.
Phenomenon consisting of the passage of the solvent from a solution of lower concentration to anothe...
Oxalate
Salt or ester of oxalic acid. It is a reductive compound that is used in the same cases as oxalic ac...
Oxidation
Chemical reaction in which a substance loses electrons. At first, oxidation meant the combination of...
Oxidizer
Substance that tends to gain electrons from another substance, the reducer. The oxidant oxidizes oth...
Oxides
Binary compounds formed by oxygen and another element, in which oxygen acts with oxidation number -2...
Oxygen
Chemical element of symbol O, belonging to group 16 of the periodic table, of atomic number 8 and at...
Dissolved Oxygen OD
It is the measurement of dissolved oxygen in water, usually expressed in ppm (parts per million). Th...
Oxoacid
Acid compound that have oxygen atoms attached to the central allele and in which the hydrogen that c...
Oxosales
Salts obtained by combining oxo acids with basic hydroxides. They are ionic compounds that have oxyg...
Ozone (gr .. ozo, smell) O3.
Very oxidizing inorganic molecule of bluish color and smell of shellfish, which is an allotropic sta...
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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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