Introduction to chemistry laboratory. Handling of chemicals and laboratory techniques. Safety rules. Redox reactions. Chemical potential. Physical states of matter. Separation of molecular species from a mixture. Acid-base equilibria. Buffer solutions. Acid-base titrations. Biomolecules, simple and complex sugars and proteins. Tests of Fehling and Lugol and Biuret reaction. Chromatography and its applications in biochemistry.
‘Chimica’ I. Bertini, C. Luchinat, F. Mani, Casa Editrice Ambrosiana; ‘Stechiometria’ I. Bertini, F. Mani, Casa Editrice Ambrosiana; ‘Biochimica’ A. L. Lehninger, Zanichelli.
Learning Objectives - Last names M-Z
Acquire basic knowledge and methodologies required in a chemistry laboratory, with particular attention to biochemical aspects.
Prerequisites - Last names M-Z
Courses required: none
Courses recommended: General and inorganic Chemistry
Teaching Methods - Last names M-Z
Total number of hours for Lectures (hours): 8
Total number of hours for Laboratory practice : 24
Type of Assessment - Last names M-Z
Written exam
Course program - Last names M-Z
Introduction to chemistry laboratory. Handling of chemicals and laboratory techniques. Safety rules. Redox reactions. Chemical potential. Physical states of matter. Separation of molecular species from a mixture. Acid-base equilibria. pH. Buffer solutions. Chromatography and its applications in biochemistry. Biomolecules, simple and complex sugars and proteins.
Copper(II) reduction by iron. Separation of benzoic acid from a mixture. pH measurement. Titration of a oxalic acid solution with sodium hydroxide. TLC chromatographic separation of vegetal pigments. Recognition assays of simple reducing sugars (Fehling), complex sugars (Lugol) and proteins (Biuret reaction).