Chemistry term

Group (Periodic Table): In the periodic table, the vertical columns in which elements with similar properties are placed are known as groups.Use this alphabetical chemistry glossary to look up the definitions of chemistry terms.Organic Chemistry vocabulary and key terms made less confusing by a bunch of friendly PhD.Alkaline Earth Metals: Elements which belong to Group IIA of the periodic table.Fermentation: In biochemistry, fermentation is a process in which large complex organic molecules are broken down into simpler forms, where the enzymes act as catalysts.Branched Chain Alkane: Those compounds of alkanes that form branches, as a result of bonding the main chain of the molecule with functional groups are called branched chain alkanes.Balmer Series: Balmer series is used to define a set of spectral lines emitted by the Hydrogen atoms, due to movement of its electrons from one energy level to the another.Wax: Wax is a form of lipid substance that is made up of long-chains of a large variety of hydrocarbon compounds.Shmoop Chemistry glossary of Organic Chemistry terms and important concepts.

Oxidation Half Reaction: That half of a redox reaction where loss of electrons takes place.Aliphatic: An organic compound in which the Carbon atoms are bonded together in the form of a chain.Wiley-VCH, the place to be for the hottest research in chemistry and materials science.

Basic Chemistry: Atoms and Ions

Many a time, scientists refer to Chemistry as the central Science, as its study is essential for various other branches of Science like Physics, Biology, Geology, Astronomy etc.Alkali Metals: Elements which belong to Group IA of the periodic table.

Reactants: In a chemical reaction, those chemical substances that are used up to form the final products are known as reactants.Dry Cells: An electrochemical cell in which the electrolyte is not in a liquid form but is in the form of a paste with low moisture content.Molecule: A small, neutrally charged particle formed as a result of chemical bonding between two or more atoms.

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Vulcanization: A special chemical process, where rubber is treated with sulfur and other chemical substances under high temperature, so that they combine with the rubber to enhance its strength and elasticity is called vulcanization.When in a dissolved state, double salt ionizes to form two different salts but it becomes one substance as it is crystallized.Electron: Electron is a negatively charged subatomic particle that revolves around the nucleus of an atom.Double Salt: A salt that consists of two or more cations or anions.It is a heavy gas and does not have any color and odor of its own.In other words, it is the number of molecules present in one gram molecular weight of any given substance.

After this lesson, you will be able to define and describe bases, and explain how they differ from acids.Butanol: An organic compound which consists of four carbon atoms bonded with each other by single bonds and one alcohol or hydroxyl group.It states that the rate of effusion of any particular gas is inversely proportional to the square root of molecular weight of the gas.

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Octet Rule: According to octet rule, during the formation of a chemical bond, the atoms of the combining elements tend to attain eight electrons in their outermost orbit.Stoichiometry: The branch of chemistry that deals with the measurement of the quantities of reactants and products of a chemical reaction is called stoichiometry.

Chemistry 4507 - Physical Chemistry I Term Symbols

Ground State: The state in which an atom or molecule or ion has the lowest energy, is termed as ground state.Zero Order Reaction: A chemical reaction which does not depend on the concentration of the reactants is known as zero order reaction.chemical polarity [′kem·i·kəl pə′lar·əd·ē] (physical chemistry) Tendency of a molecule, or compound, to be attracted or repelled by electrical charges...It states that the atoms in a particular molecule assume a particular shape, in order to keep maximum distance between the electron pairs, so that, the repulsive forces between them can be minimum.The scientific study of the structure, properties, and reactions of the chemical elements and the compounds they form. 2. The composition, structure, properties, and reactions of a substance.

Radioactivity: The phenomenon of the disintegration of the nuclei of unstable atoms, that results in loss of energy in the form of different types of radiations like alpha and beta particles, gamma rays etc. is known as radioactivity.Radioactive Dating: A method used for calculating the age of various naturally occurring or man-made ancient objects, with the help of the half life constant of the radioactive element present in them.

It is useful for removing toxic substances from air, and water.According to the law, at constant pressure the volume of an ideal gas increases with rise in temperature.Positron: A positron is the tiny particle produced and released during radioactive decay.Fluorescence: The visible light emitted by a substance, after absorption of light of a different wavelength (mostly longer wavelength than the visible light).Structural Isomers: Compounds that have the same set of atoms with same molecular formula, but are arranged in different geometrical patterns are known as structural isomers.Beta Particle: Negatively charged particles emitted by the nucleus of radioactive elements.This way, the metal is obtained either in a free state or in the form of an oxide.

Ytterbium: It is a rare earth element that belongs to the lanthanide series of the periodic table.Table salt that we use at home is also produced by the neutralization of acid and base.Hydrated Aluminum potassium sulfate is commonly known as alum.Its molecule is made up of two hydrogen atoms and one oxygen atom.Metals: Those substances whose atoms are ready to lose electrons and form cations are known as metals.Discussions are under way with potential corporate partners to license the vaccine and start clinical trials, said TSRI chemistry professor Kim Janda, who has led the work over the years.

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Ideal Gas: An ideal gas is a hypothetical gas that completely follows the ideal gas law.For this, a narrow molten zone is moved along the length of the solid,accumulating the impurities in the molten zone which are then carried to the end of the bar.

Galvanized Steel: The steel whose surface has been coated with a layer of zinc in order to prevent corrosion is known as galvanized steel.A compound is a substance formed when two or more chemical elements are chemically bonded together.

Definition of compound - Chemistry Dictionary - Chemicool

Periodic Trend: The tendency of the elements to change certain properties, as we move from one side of the periodic table to another is described as periodic trend.Frasch Process: A technique used for the mining and extraction of Sulfur from its minerals, from the underground deposits.Homogeneous Mixture: A type of mixture made up of substances that have uniformity in terms of composition and property.Melting Point: The range of temperature at which any given solid substance gets converted into liquid state is called melting point.