Cidepe

Function

Intended for carrying out chemistry experiments on: Chemistry. General guidelines. General procedures for an experimental class. Laboratory reports and notebooks. Some solutions used in experimental activities. Metrology. Comparing different scales of volume measurement. Volume measurements with different instruments and their uncertainties in measurement. Determination of temperatures at different points of the flame in a Bunsen burner. Properties of materials. The general properties of matter. How to determine the density of a liquid using a pycnometer and an aerometer. How to determine the density of a solid? The solidification of water. The melting of ice. How to identify homogeneous and heterogeneous systems? Allotropy, the differences between equals. Separation of mixtures. How to separate heterogeneous mixtures using simple filtration? Vacuum filtration. How to separate heterogeneous mixtures using magnetic separation, decantation and centrifugation. Fractional distillation. Chemical bonds. How to relate the properties of substances through electrical conductivity? How to relate substances through solubility in polar and nonpolar solvents? Chemical reactions. How to identify the occurrence of a chemical reaction? How does the decomposition reaction or analysis of sodium carbonate occur? How does the synthesis reaction of ammonium chloride occur? How does the hydrogen element displacement reaction occur (simple exchange)? How does a double exchange reaction occur? How does the oxidation-reduction or oxidation-reduction reaction occur? Lavoisier's law of conservation of mass. Proust's law. Dalton's law. Inorganic functions. How to identify the character of an oxide and an acidic oxide. How to obtain a basic oxide? How do acids and bases behave in relation to different indicators? How to analyze the different chemical properties of acids? How to obtain salts? Chemical equilibrium. Determination of pH and limitations of indicator paper. Thermochemistry. The water equivalent and heat capacity of a calorimeter. Determining the specific heat, mass heat capacity, of a solid. The heat of neutralization. Endothermic reaction of copper sulfate with water. Exothermic chemical reaction of copper nitrate. Electrolysis. Electrochemistry, the Daniell battery. Electrolytes, second-class conductors. The electroplating or galvanizing process. Study of gases and their transformations. Isothermal transformation and the Boyle-Mariotte law. Influence of temperature on the atomic and molecular movement of a gas. The decomposition of water through electrolysis. Chemical solutions. Behavior of the passage of a light beam in mixtures, the Tyndall effect. How to identify the solubility of a substance? Concentration of solutions, common and ppm, molar, molarity, normal, normality, Title, percentage by volume. Titrimetry. The concentration of acid in a fruit. Chemical kinetics. The factors of concentration, temperature and catalyst. Carbon and its compounds. Construction of three-dimensional organic structures. Identifying the presence of carbon through the flame, through the burning of the glycide sucrose, sugar. identifying the presence of hydrogen through anhydrous copper sulfate, nitrogen in urea through ammonia gas, halogen through the formation of a salt, halogen through the flame, oxygen through the color change in organic compounds and sulfur. Organic functions. Hydrocarbons, obtaining an alkane, Dumas method, an alkene, Bayer test, an alkyne, Wöhler method, aromatic hydrocarbons, solubility. Aromatic hydrocarbons, combustion. Aromatic hydrocarbons, alkylation reaction. Alcohol, water absorption, color change. Alcohol, esterification reaction. Alcohol, oxidation reaction, etc.

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Details

Details with the main experiments