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Unit 5 flashcards
unit 5
12
Chemistry
11th Grade
12/15/2008

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Term
Chemical Bond -Barnaby
Definition
the force that holds two atoms together.







the force that holds two atoms together
Term
Ionization energy -Barnaby
Definition
how easily an atom loses an electron.
Term
Electron Affinity -Barnaby
Definition
how much attraction an atom has for electrons.
Term
Oxidation Number -Barnaby
Definition
the positive or negative charge of an ion.
Term
Ionic Bond -Barnaby
Definition
bond formed by transferring electrons from a metal to a nonmetal.
Term
Covalent Bond -Barnaby
Definition
bond formed by sharing electrons between two nonmetals.
Term
Compounds -Barnaby
Definition
a chemical combination of to or more different elements in a fixed ratio.
Term
Octet Rule -Barnaby
Definition
an outr shell of eight valence electrons that is most desirable or stable.
Term
Ionic Compounds -Barnaby
Definition
attraction between positive ions or cation and negative ions or anion.
Term
Polyatomic Ions -Barnaby
Definition
charged groups of covalenty bonded atoms.
Term
Polar Covalent Bonds -Barnaby
Definition
electrons are unequally shared.
Term
Nonpolar Covlent Bonds -Barnaby
Definition
electrons are equally shared and there is no charge.
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