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Unit 5 Flashcards
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12
Chemistry
10th Grade
12/15/2008

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Term
Ionic-Rivera
Definition
A transfer of valence elctrons.
Term
Covalent-Rivera
Definition
A sharing of valence elctrons.
Term
Chemical bond-Rivera
Definition
A force that holds atoms or group of atoms together.
Term
Compound-Rivera
Definition
A chemical combination of two or more different elements in a fixed ratio.
Term
Octet Rule-Rivera
Definition
An outer shell of eight valence electrons is most desirable/stable.
Term
Oxidation #-Rivera
Definition
Is used for bonding.
Term
Ionic Compound-Rivera
Definition
Attraction between (+) ions or cation and (-) ions or anion.
Term
Covalent Bond-Rivera
Definition
Formed between two nonmetals and electrons are shared.
Term
Polar Covalent Bonds-Rivera
Definition
Electrons are unequally shared. The molecule has an area of positive charge and an area of negative charge.
Term
Nonpolar Covalent Bonds-Rivera
Definition
Electrons are equally shared and there is no charge.
Term
Ionic Compound names-Rivera
Definition
Name of metal (+) ion first; then nonmetal (-) ion.
Term
Ionization energy-Rivera
Definition
How easily an atom loses an electron.
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