In some cases, materials for two successive expts are locate d in the same box. Some materials are not in the appropriate boxes. Set out the reagents for an experiment on the Friday before the week the experiment is to be done. Liquid reagents should be placed in the solvent hood, and solid reagents should be placed in the vicinity of the balances. When students have completed the expt, return the reagents to the box and the box to the cabinet.
Several experiments require special set-ups or preparations.
These are indicated below. The Synthesis and Characterization of Iodides of Tin and Lead . Prepare a labelled vial for waste tin. Please cut enough for 3 plates per student. Near the time of the experiment, prepare 3 mixtures, each containing 2 or 3 metal acetylacetonate complexes.