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unit 3 chem vocab

TermDefinition
Nonpolar Covalent Electrons are shared equally by bonded atoms; balanced charge
Ionic Bond When electrons are transferred between a metal and nonmetal
Covalent Bond When electrons are shared between 2 nonmetals
Polar covalent Bonded atoms have an unequal attraction for shared electrons; unbalanced charge
Metallic Bond Delocalized electrons move freely among positively charged ions
Polyatomic Ion Charged group of covalently bonded atoms
Octet Rule Outermost valence shell needs 8 electrons for stability
Oxidation Number Number assigned to the charge of an ion in building compounds
Stock system Uses Roman numeral to indicate ion's charge
Electron Dot notation Only valence electrons of an element are placed around the element symbol
Nomenclature A naming system
Created by: 1632Abigail
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