9 class

In this lab you will learn how Le Chatelier’s principle can be applied to dissociation reactions Long-term plan section Subsections of the standard curriculum Learning objectives Reversible reactions Reversibility and irreversibility of chemical reactions. Chemical equilibrium.     Laboratory experiment No. 7 “Chemical equilibrium shift”   9.3.3.1 know reversible and irreversible reactions; 9.3.3.2 describe the equilibrium as a dynamic process and predict the displacement of the chemical equilibrium according to the Le Chatelier Brown principle; 9.3.3.3 understand and distinguish the effect of changing conditions on the rate of chemical reaction and on the state of chemical equilibrium; 9.3.3.4 explain chemical equilibrium from the point of view of kinetic theory of particles

In this laboratory work, you will learn about how cations affect flame staining Long-term plan section Subsections of the standard curriculum Learning objectives Qualitative analysis of inorganic compounds Qualitative reactions to cations. Laboratory experiment No. 3 “Determination of Li+, Na+, K+, Ca2+, Sr2+, Ba2+, Cu2+ cations by flame staining” 9.4.1.8 Describe and conduct flame staining experiments to determine cations  

Description: In this laboratory work you will learn how to determine the presence of cations and anions in solutions Long-term plan section Subsections of the standard curriculum Learning objectives Qualitative analysis of inorganic compounds Qualitative reactions to anions. Laboratory experiment No. 5 “Determination of Sl–, Br–, I–, PO43–, SO42–, CO32–, NO3–, SiO32- anions in aqueous solutions” 9.4.1.9 conduct qualitative reactions for the determination of Fe2+, Fe3+, Cu2+ cations 9.4.1.10 conduct qualitative reactions to chloride-, bromide-, iodide-, sulfate-, carbonate-, phosphate-, nitrate-, silicate ions and describe the results of observing the ion exchange reaction