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Chemistry 521A - Chapter 7 Vocabulary
shows the kinds and numbers of atoms in the smallest representative unit of a substance
electrons in the highest occupied energy level of an element's atoms
Electron Dot Structure
A diagram that shows valence electrons as dots
In forming compounds, atoms tend to react so as to acquire the stable electron configuration of a noble gas
a negative ion formed when a halogen atom gains an electron
the lowest whole-number ratio of ions in an ionic compound
the electrostatic attraction that binds oppositely charged ions together
the number of ions of opposite charge that surround the ion in a crystal
the attraction of free-floating valence electrons for positively charged metal ions
compounds composed of cations and anions
a mixture of two or more elements, at least one of which is a metal
negatively charged ions
positively charged ions