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Ch 5 Science Vocab
The electrons that are in the highest energy level of an atom and that are involved in chemical reactions..
Electron Dot Diagram
A representation of the valence electrons in an atom, using dots.
The force that holds atoms together.
An atom or group of atoms that has become electrically charged.
An ion that is made of more than one atom.
The attraction between oppositely charged ions.
A compound that consists of positive and negative ions.
A combination of symbols that represents the elements in a compound and their proportions.
A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound
An orderly, three-dimensional pattern of ions or atoms in a solid.
A chemical bond formed when two atoms share electrons.
A neutral group of atoms joined by covalent bonds.
A chemical bond formed when atoms share two pairs of electrons
A chemical bond formed when atoms share three pairs of electrons.
A compound that is composed of molecules (covalently bound together).
A covalent bond in which electrons are shared unequally.
A covalent bond in which electrons are shared equally.
A mixture made of two or more elements, one of which is a metal.
An attraction between a positive metal ion and the electrons surrounding it.