meaning of cation in chemistry
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Contents: Anion vs Cation Definition. An anion is an atom or a molecule which is negatively charged, i.e. has more number of electrons than protons. A cation is an atom or a molecule which is positively charged, i.e. has more number of protons than electrons.
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Difference Between Cation and Anion Difference Between Cation and Anion. A cation is a positively charged ion resulted by the release of one or more electrons from its shells in the attempt to increase stability. An anion is a negatively charged ion resulted by the acceptance of one or more electrons to its shells in the attempt to increase stability.
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Atomic Radii A detailed explanation is given below: 1  The cation, which is an ion with a positive charge, by definition has fewer electrons than protons. The loss in an electron will consequently result in a change in atomic radii in comparison to the neutral atom of interest (no charge).
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- False true or false a cation is a negatively charged. This preview shows pages 3–6. Sign up to view the full content. False ( True or False) A Cation is a negatively charged atom. False ( True or False) When an atom gains electrons, it becomes positively charged.
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- An ion is an atom or group of atoms in which the number of electron s is different from the number of proton s. If the number of electrons is less than the number of protons, the particle is a positive ion, also called a cation.
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Ionic Compound Definition of ionic compoundAn ionic compound is composed of cations and anions joined together. Such compounds are held together by electrostatic forces, and adopt structures that maximize the attraction of oppositely charged species and minimize the repulsion between charged species with the same sign.n ionic compounds the constituent elements exist as ions. Ions are atoms or groups of atoms that carry a charge by virtue of losing or gaining one or more electrons. Ionic compounds result from the combination of a positive ion known as a cation and a negative ion called an anion.
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- A counterion (pronounced as two words, i.e. counter ion, and sometimes written as two words) is the ion that accompanies an ionic species in order to maintain electric neutrality. In table salt (NaCl), the sodium cation is the counterion for the chlorine anion and vice versa. In a charged transition metal complex, a (i.e. non-coordinated) ion accompanying the complex is termed the counterion. In the older literature, the term gegenion (from gegen which means counter in German) is sometimes used.
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- Testing for cations is a test used in chemistry to identify metal or metal ions (cations) found in compounds. There are two types of tests used in chemistry to test for cations. 1. Flame Test. . The Flame test involves exposing the compound to a flame and identifying the compound by the flame color produced.
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- In general, an atom with a charge, either positive or negative, is called an ion. A positively charged atom is called a cation and a negatively charged atom is an anion. In general, an atom with a charge, either positive or negative, is called an ion. A positively charged atom is called a cation and a negatively charged atom is an anion.
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cation a positively charged ion that is attracted to the cathode in electrolysis. 2. any positively charged atom or group of atoms (opposed to anion). The remainder of the molecule, which usually consists of a single atom, is the cation. An Elementary Study of Chemistry William McPherson It will be noticed that in neutralization the anion of the acid and the cation of the base are not changed.
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- Ionic compounds are compounds composed of ions, charged particles that form when an atom (or group of atoms, in the case of polyatomic ions) gains or loses electrons. A cation is a positively charged ion.
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- The metal cations donate electrons to the nonmetal anions so they stick together. in an ionic compound. This means that ionic bonds are formed by the complete transfer of one or more electrons. A structure with its particles arranged in a regular repeating pattern is called a crystal.
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The Fall of the Aztec Empire But Cortes still used clever tactics in the final siege that, in combination with his native allies and the epidemics of disease, brought about the fall of the Aztec empire. Summary of the Fall of the Aztec Empire
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The History of the Periodic Table Cations and Anions form from Neutral Atoms. Every atom in its ground state is uncharged. It has, according to its atomic number, the same number of protons and electrons. Electrons are rather labile, however, and an atom will often gain or lose them depending on its electronegativity.
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- Define cation exchange: ion exchange in which one cation (as sodium or hydrogen) is substituted for one or more other cations (as calcium and… ion exchange in which one cation (as sodium or hydrogen) is substituted for one or more other cations (as calcium and magnesium in hard water)… See the full definition since 1828
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Bonding and chemical structure Ionic bonding. 1  A cation is a positively charged ion. It is formed when an atom of neutral charge loses one or more electrons. 2  An anion is a negatively charged ion. It is formed when an atom of neutral charge gains one or more electrons.
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Do metals form cations or anions? Metals readily lose electrons to nonmetals to form cations. So ionic compounds almost always contain a metal as the cation and a nonmetal as the anion (except in the case of polyatomic ions).
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- Chelating Agent Definition - A chelating agent is a chemical compound that reacts with metal ions to form stable, water-soluble metal complexes. The...
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- Cation = a positive ion. Therefore electron charge is 1+. If more electrons are removed it will go: 2+, 3+, 4+. 5+.... Edit. Share to: 1  The Periodic Table of Elements Life is sustained by a number of chemical elements. 2  They are responsible for the birth of planets and the evolution of cells to complex organisms.
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- Cations and anions are both ions. The difference between a cation and an anion is the net electrical charge of the ion. Ions are atoms or molecules which have gained or lost one or more valence electrons giving the ion a net positive or negative charge.
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Ion An ion is an atom or molecule that has a non-zero net electrical charge. A cation is a positively-charged ion, while an anion is negatively charged. Because of their opposite electric charges, cations and anions attract each other and readily form ionic compounds, such as salts. Ions can be created by chemical means, such as the dissolution of a salt into water, or by physical means, such as passing a direct current through a conducting solution, which will dissolve the anode via ionization. Ion
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- In chemistry, an ionic compound is a chemical compound in which ions are held together in a structure by electrostatic forces termed ionic bonds. The positively charged ions are called cations and the negatively charged ions are called anions.ons in ionic compounds are primarily held together by the electrostatic forces between the charge distribution of these bodies, and in particular the ionic bond resulting from the long-ranged Coulomb attraction between the net charge on anions and cations.
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Salt (chemistry) In chemistry, a salt is an ionic compound that results from the neutralization reaction of an acid and a base.Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge).he name of a salt starts with the name of the cation (e.g., sodium or ammonium) followed by the name of the anion (e.g., chloride or acetate). Salts are often referred to only by the name of the cation (e.g., sodium salt or ammonium salt) or by the name of the anion (e.g., chloride salt or acetate salt).
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- When an anion and cation connect together, it is called an ionic bond. An ionic bond is a type of chemical bond formed between a cation and an anion. In an ionic bond, one or more electrons are transferred from a cation to an anion.An example of an ionic bond is sodium chloride, abbreviated as NaCl.hen an anion and cation connect together, it is called an ionic bond. An ionic bond is a type of chemical bond formed between a cation and an anion. In an ionic bond, one or more electrons are transferred from a cation to an anion.
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- When an anion and cation connect together, it is called an ionic bond. An ionic bond is a type of chemical bond formed between a cation and an anion. In an ionic bond, one or more electrons are transferred from a cation to an anion. An example of an ionic bond is sodium chloride, abbreviated as NaCl.
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cation cation-a positively charged ion. hydrogen ion-a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus. ion-a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons.