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vocabulary 5

ion an atom or group of atoms
anion an ion with a negative charge
cation an ion with a positive charge
chemical bond the force that holds atoms or ions together as a unit
ionic bond the force that holds anions and anions together
chemical formula notation that shows what elements a compound contains.
crystals solids whose participial are arranged in a lattice structure
convalent bond a chemical bond in which two atoms share a pair of valence electrons
molecule a neutral group of atoms that are joined together by one or more covalent
polar covalent bond a covalent bond in which electrons are not shared equally
polyatomic ion a covalently bonded group of atoms that has a positive or negative charges and acts as units.
metallic bond the attraction between a metal cation and the shared electrons that surrounds it.
alloys a mixture of two or more elements at least one of which is a metal that has the characteristic property of metal
reactants a substance formed as a result of a chemical reaction
products new substance formed as a result of a chemical reaction
chemical equation a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
coefficients A numerical measure of a physical or chemical property that is constant for a system under specified conditions, such as the coefficient of friction.
synthesis The combining of separate elements or substances to form a coherent whole.
molar mass The sum of the atomic weights of all the atoms in a molecule
decomposition reaction separation of a substance into two or more substances that may differ from each other and from the original substance
single replacement reaction is a type of oxidation-reduction chemical reaction when an element or ion moves out of one compound and into another
combustion reaction A chemical change, especially oxidation, accompanied by the production of heat and light.
Created by: cdodgen4118