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Chemical Bonding

Unit 2-Chemical Bonding

anion negative ion; formed when an atom gains electrons
cation positive ion; formed when an atom loses electrons
chemical bond combining of atoms of elements to form new substances
chemical formula combination of chemical symbols usually used to represent a compound
covalent bond chemical bond in which electrons are shared rather than transferred; occurs between two nonmetals
ion charged particle formed when an atoms gains or loses electrons
ionic bond chemical bond that involves the transfer of electrons; occurs between a metal and nonmetal
molecule combination of atoms formed by a covalent bond
neutral overall charge of zero
oxidation number number of electrons an atom gains, loses, or shares when it forms chemical bonds
subscript small number placed to the lower right of a chemical symbol that gives the number of atoms of the element in the compound
Created by: vfenstermaker