Regional association of teachers: the environment for continuing professional development

Authors:

Aksenova I. V.. Adress: Lipetsk. Workplace: The Institute for Education Development of the Lipetsk region.

Summary

The article is devoted to the work of the regional association of teachers of chemistry within the teaching community of teachers of science and mathematics. The author describes the structure of the regional community network: the regional association of teachers, municipal methodical services represented by the leaders of teaching unions, subject teachers of the Lipetsk region, the Institute for Educational Development. Creating conditions for continuing teachers’ training in the implementation of the federal state educational standards is discussed.

Keywords:

Regional association of teachers of chemistry, educational community of teachers of science and mathematics, innovative methodological support for teachers, continuing professional development of teachers.


Methods and Experience Exchange

The principle of science in the modern content of education

Authors:

Zagranichnaya N. A.. Adress: Moscow. Workplace: Institute for Strategy of Education Development of the Russian Academy of Education.

Summary

The article considers issues of formation of students’ scientific literacy based on didactic principles of science in the content and methodology of chemistry education in secondary school. Scientific method of education is described as a methodological base for achieving results in education required by standards.

Keywords:

Scientific literacy, scientific method, FGOS requirements for results of education.


Methods and Experience Exchange

Lesson “The world of chemical phenomena”

Authors:

Isaev D. S.. Adress: Tver. Workplace: Secondary school № 4.

Summary

The article presents the content of a chemistry lesson for 9-graders studying the subject using the academic-methodical complex by N. E. Kuznetsova et al. This lesson was presented by the author at the final stage of the all-Russian competition of professional skills “The Teacher of the Year of Russia 2016” (Samara).

Keywords:

Chemical phenomena in nature, role of chemistry in human life, development of creative chemical thinking, interdisciplinary integration, rate of a chemical reaction, Van’t Hoff rule, chemical experiment.


Methods and Experience Exchange

All-Russian screening work: unified standard of evaluating students’ knowledge

Authors:

Borunova E. B.. Adress: Moscow. Workplace: Moscow State Pedagogical University.

Medvedev Y u. N.. Adress: Moscow. Workplace: Moscow State Pedagogical University.

Summary

The description of All-Russian screening work in chemistry for 11-graders is given. A variant of tasks for this work is presented (with answers).

Keywords:

All-russian screening work in chemistry, testing tasks, evaluating students’ knowledge.


Methods and Experience Exchange

On studying the theme «Electrolytic dissociation»

Authors:

Gubchuk D. P.. Adress: Shipunovo, Altay region. Workplace: Evening (shift) secondary school № 2.

Summary

The scenario of a lesson for the 9th class is offered. The tasks developing abilities to compare and analyze are suggested. Computer technologies and chemical experiments are used. The offered materials can be successfully used during the work in any training programs and text-books.

Keywords:

Electrolytes, non-electrolytes, electrolytic dissociation, chemical experiment.


Methods and Experience Exchange

About the main tasks and key situations

Authors:

Izyumov I. A.. Adress: Aksay town, Aksay district, Rostov region. Workplace: Municipal gymnasium № 3.

Summary

The paper gives an idea of the main task disclosed with the example of the equation of state. The concept of key situations is presented. A sample sequence of relevant learning tasks is given.

Keywords:

Main task, key situation, equation of state.


Methods and Experience Exchange

Teaching to solve problems on solutions and mixtures

Authors:

Kabardina Y e. A.. Adress: Tobolsk, Tyumen region. Workplace: Secondary school № 18.

Greyner L. K.. Adress: Tobolsk, Tyumen region. Workplace: Secondary school № 18.

Summary

The integrated lesson of chemistry and mathematics on “Solving problems on solutions and mixtures” is offered. At this lesson pupils improve skills of solving problems on solutions and mixtures with the mathematical method and learn to solve problems with the diagonal method.

Keywords:

Training for solving chemical problem, solutions, mixtures, diagonal method, proportions.


Methods and Experience Exchange

From the experience of conducting a lesson research

Authors:

Baybakova Y u. A.. Adress: Volzhsky, Volgograd region. Workplace: Secondary school № 30 named after S. R. Medvedev.

Summary

The author describes the scenario of a lesson research on “Solutions. Solubility of substances” (8th class). The problem and dialogical method of training is used in the lesson. Working in groups, students carry out a research experiment.

Keywords:

Lesson research, research experiment, solution, solute, solvent, solubility.


Methods and Experience Exchange

Solving Olympiad and entrance exams tasks with the use of inequalities

Authors:

Kuz’menko N. E.. Adress: Moscow. Workplace: Chemistry Department of M. V. Lomonosov Moscow State University.

Ryzhova O. N.. Adress: Moscow. Workplace: Chemistry Department of M. V. Lomonosov Moscow State University.

Belevtsova E. A.. Adress: Moscow. Workplace: Chemistry Department of M. V. Lomonosov Moscow State University.

Pakhova E. V.. Adress: Moscow. Workplace: Chemistry Department of M. V. Lomonosov Moscow State University.

Summary

The paper is devoted to the chemical tasks with inequalities, offered at Chemistry Olympiads (such as "Lomonosov" and "Conquer the Vorobyovy Gory!") and written entrance exams at MSU. To this purpose, all the tasks were analyzed from 1990 to the present. The examples of tasks with inequalities as well as their solutions are presented. It is shown that skills to work with inequalities are necessary in solving Olympiad problems and competitive tasks at written entrance exams on chemistry.

Keywords:

Written entrance examination on chemistry, Chemistry Olympiad, mathematical content of chemical problems.


Consultation

Food plastics: manufacturing and scope

Authors:

Alekhina Y e. A.. Adress: Omsk. Workplace: Omsk State Pedagogical University.

Summary

Structures, properties, history of discoveries and application of plastics for packaging of food are described. Data on marking and safety of plastics are provided. The information given in the article can be used in chemistry lessons, elective courses, extracurricular activities.

Keywords:

Food grade plastics, labels and safety of food plastics, polyethyleneterephthalate, polyethylene, polyvinylchloride, polypropylene, polystyrene, polycarbonate.


Chemical Experiment

School workshop on the analysis of medicines

Authors:

Oparina S. A.. Adress: Arzamas. Workplace: Arzamas branch of Nizhny Novgorod state University (NNSU) named after N. I. Lobachevsky.

Summary

The chemical experiments presented are designed for profile study of the school course of chemistry. They can be used in elective courses or conducting extracurricular research work.

Keywords:

Chemical experiment, medicinal substances, qualitative reactions.


Extracurricular Activities

Environmental research project

Authors:

Samoylenko G. Yu.. Adress: Chita. Workplace: Chita State Medical Academy.

Bondarevich Y e. A.. Adress: Chita. Workplace: Chita State Medical Academy.

Kotsurzhinskaya N. N.. Adress: Chita. Workplace: Chita State Medical Academy.

Summary

The article offers methods of determining organic carbon and total organic matter (humus) in the soil. This research work can be used in lessons of chemistry, biology, ecology; elective course groups and classes; students’ project activity.

Keywords:

Research work, humus, organic carbon, soil, experiment, experimental technique.


Some Facts from History of Chemistry

Works of Russian scientists in the field of chemistry of silicates: porcelain and binding materials

Authors:

Savitkin N. I.. Adress: Kaluga. Workplace: Kaluga State University named after K.E. Tsiolkovsky.

Avdeev Ya. G.. Adress: Kaluga. Workplace: Kaluga State University named after K.E. Tsiolkovsky.

Turina M. V.. Adress: Kaluga. Workplace: Kaluga State University named after K.E. Tsiolkovsky.

Summary

The overview of history of production and use of porcelain and silicate binding materials is presented. Special attention is paid to the works of the Russian scientists of the XVIII-XIX centuries D. I. Vinogradov, M. V. Lomonosov, D. I. Mendeleev, A. R. Shulyachenko, N. A. Belelyubskii, A. A. Baikov.

Keywords:

History of chemistry, chemistry of silicates, silicate materials, porcelain, silicate binding materials, D I Vinogradov, M V Lomonosov, D I Mendeleev, A R Shulyachenko, N A Belelyubskii, A A Baikov.