click below
click below
Normal Size Small Size show me how
chem deffinitons
deffinitions
Question | Answer |
---|---|
valance electron | an electron that occupies the outermost energy level, or shell,of an atom |
electronegativity | a relative measure of an atom's capability to attract the shared electrons in a bond |
octet rule | the rule stating that when bonds form,atoms gain,lose or share electrons in such a way as to achieve and octet or filled outer energy level |
crystal lattice | a three-dimensional figure of alternating positive and negative ions closely packed together in a crystal |
bonding electron pair | a pair of electrons that is shared between two atoms in covalent bonding |
free electron model | a model in which the protons of the metals form a bond and the electrons are shared evenly and float freely. |