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Chemistry Unit 3 Voc
Unit 3 Chemistry Vocabulary Words & Definition
Term | Definition |
---|---|
Non-polar 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 |
Poly-atomic 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 |