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JECA Chemistry Ch 15

JECA Chemistry Chapter 15 Vocabulary

the number of ions of opposite charge that surround each ion in a crystal Coordination number
a notation that depicts valence electrons as dot around the atomic symbol of the element the symbol represents the inner electrons and atomic nucleus; also called Lewis dot structures Electron dot structure
negatice ion formed when a halogen atom gains an electron Halide ion
the electrostatic attraction that binds oppositely charged ions together Ionic bond
the force of attraction that holds metals together; it consist of the attraction of free-floating valence electrons for positively charged metal ions Metallic bond
atoms react by gaining or losing electrons so as to acquire the stable electron structure of a noble gas, usally eight valence electrons. Octet rule
electron in the highest occupied energy level of an atom. Valence Electron
Created by: hcatalino