Cidepe

Function

Intended for experimental study, chemistry laboratory and carrying out chemistry experiments on: General guidelines and procedures for an experimental class. Laboratory reports and notebooks. Preparation of solutions. Acids, bases, salts, special reagents, Fehling's liquor, Schiff's reagent, Tollens' reagent. Metrology. Comparing different scales of volume measurement. What it means to measure. Measurement. Significant figures. Error in a measurement can be caused by gross, systematic and accidental error. Measuring volumes in flasks with different scales and calculating the relative percentage error of the measurement made in each flask. Volume measurements with different instruments and their uncertainties in measurement. Measuring temperatures and constructing the graph of positions in the flame versus temperature with the window fully open and with the window fully closed. Properties and transformation of matter. Identifying homogeneous and heterogeneous systems. Determining the density of a liquid using a pycnometer. Determining the density of ethanol. Determining the density of a liquid with an aerometer. Determining the density of a solid. The solidification of water. Observing the isothermal interval of the graph. The melting of ice. The melting temperature of a solid substance. Lavoisier and Proust's law, in a reaction chamber. What is meant by a chemical reaction. The reactants and products obtained in a chemical reaction. The laws of weight and volumetric combinations, Lavoisier's weight, conservation of mass, Proust's weight, and constant proportions. Constructing pressure versus t and temperature versus t graphs. How to separate heterogeneous mixtures through simple filtration? Immediate analysis, physical methods that allow the separation of the constituents of a mixture. Filtration, a method of separating mixtures. How to separate heterogeneous mixtures through magnetic separation? Vacuum filtration. Homogeneous mixture, solution. Heterogeneous mixture. Filtration, a method of separating mixtures. How to separate heterogeneous mixtures through decantation? How to separate homogeneous mixtures using paper chromatography? Adsorption is an interface phenomenon, a surface phenomenon. Fractional distillation. Vaporization. Evaporation and boiling, other types of vaporization. Simple distillation. Fractional distillation. The temperature versus time graph. Chemical bonds. How to relate the properties of substances through electrical conductivity? How to relate substances through solubility in polar and nonpolar solvents? Chemical bonds. Ionic, metallic, covalent, polar and nonpolar bonds. Polar and nonpolar molecules. Intermolecular force. Permanent dipole-dipole. Induced dipole-dipole. How to identify the occurrence of a chemical reaction? Reactants and products. Classification of chemical reactions. The chemical equation. How does the decomposition reaction or analysis of sodium carbonate occur? Pyrolysis. How does the synthesis reaction of ammonium chloride occur? The synthesis or addition reaction. How does the hydrogen element displacement reaction, simple exchange, occur? The order of reactivity of metals and non-metals. The double exchange reaction or metathesis. The oxidation and reduction reaction. Oxidation number. Reducing substances and oxidizing substances. Balancing reactions. Inorganic functions. How do acids and bases behave in relation to different indicators? Acid-base indicators. The classification of acids according to the degree of ionization. The classification of bases according to the degree of dissociation. How to identify the character of an oxide? The characteristics of the chemical function of an oxide. Basic, metallic or ionic oxide. Acidic, non-metallic or molecular oxide. The classification of salts, etc.

Cidepe - Industrial Center for Teaching and Research Equipment - is a company of reference in educational instruments in educational institutions in Brazil and abroad. With an experienced team of engineers, professors, researchers, consultants and other collaborators, Cidepe develops products with technology and human talent to improve the teaching dynamics.
The entire history of pioneering spirit and work focused on customer needs makes the Cidepe brand increasingly present in the lives of thousands of students, bringing greater participation and interest to the knowledge experience in the areas of Chemistry, Physics and Biology. Contact our sales team, we are available to assist your educational institution on this journey towards practical knowledge.

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Details

Details with the main experiments