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IB Chem 3 HL
Question | Answer |
---|---|
transition element | an element that possesses an incomplete d-sublevel in one or more oxidation states |
diamagnetic | repelled by a magnet |
paramagnetic | temporarily attracted by a magnet |
ferromagnetic | attracted by a magnet and can be made so permanently |
coordination number | the total number of points at which a central atom or ion attaches ligands |
complex | a central atom, which is usually a metal atom or ion, and attached groups called ligands |
coordination compound | a substance consisting of one or more complexes |
ligand | a neutral molecule or anion which contains a non-bonding pair of electrons, these electron pairs, from the ligand, form coordinate bonds with the metal ion to form complex ions |