89.1 Introduction of Chemical Kinetics (1)What is chemical kinetics? (1)What do we concern about a chemical reaction? N,+3H,C1040m 22NH3 1)Stoichiometric: Reactants, products and their ratios, balance of the equation 2)Thermodynamic: Direction; equilibrium; yields. 3)Kinetic: Rate and mechanism rate; catalyst; mechanism; selectivity.(1) What is chemical kinetics？ 1) Stoichiometric: Reactants, products and their ratios, balance of the equation. 3) Kinetic: Rate and mechanism. rate; catalyst; mechanism; selectivity. 2) Thermodynamic: Direction; equilibrium; yields. (1) What do we concern about a chemical reaction? §9.1 Introduction of Chemical Kinetics