Buckingham, David2016-01-152016-01-15b1649589http://hdl.handle.net/1885/95489During the last five years a systematic study has been made in these laboratories of the chemistry of the Group(VIIl) elements, iron, ruthenium, and osmium* This study has been concerned with the preparations of mono-, bis-, and tris- 1,10 phenanthroline and 2,2* dipyridyl complexes, and an investigation into their thermodynamic and kinetic stabilities. Much of the work on iron and ruthenium has row been completed, and this thesis presents the results of a preparative and thermodynamic study on the last member of the group, osmium. (First paragraph of Preface).232 leavesenOsmiumOxidation-reduction reaction196110.25911/5d6c3e2a1ccb42016-01-11