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14 Cards in this Set

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coordination number
number of points around the metal center at which bonds to ligands can form
ligand
ability to donate e- pairs to central metal atoms/ions
monodentate
ligand that uses one pair of e- to form one poitn of attachment to the central metal atom/ion
bidentate
ligand taht attaches to the metal center at two points
polydentate
ligand capable of donating more than a singe e- pair from different atoms in the ligand and to different sies in the geometric structure of a complex ion.
chelate
when the bonding of a polydentate ligand to a metal ion produces a ring
strong field ligand
delta > P
low spin
large crystal field splitting
weak field ligand
delta < P
high spind
small crystal field splitting
spectrochemical series
arrangement of ligands' abilities to produce a splitting of the d energy levels
pairing energy
the energy required to force an electron into an orbital that is already occupied by one electron
paramagnetism
substance has one or more unpaired electrons in it's atoms or molecuels. it is attracted to a magnetic field
diamagnetism
substance has all its e= paired and is slightly repelled by a magnetic field.
hydrate
a compound in which a fixed number of water molecuels is associated with each formula unit
azides
salts of NH3 (weak acid)