【People's Education Edition】Senior High School Chemistry Elective Compulsory Volume 1

This course covers the core content of Selective Compulsory Chemistry 1 in high school, focusing on the thermal effects of chemical reactions, reaction rates and chemical equilibrium, ion reactions in aqueous solutions, and electrochemical principles.

Explore the mysteries of energy and equilibrium, mastering the fundamental principles of chemical reactions.

Author: People's Education Press Curriculum Textbook Research Institute, Chemistry Curriculum Textbook Research and Development Center

Acknowledgments: Approved by the National Textbook Committee Expert Committee (2019)

1. Master the relationship between reaction heat and enthalpy change (\Delta H), and calculate reaction heat using bond energies or total substance energy.
2. Skillfully write and interpret thermochemical equations, clearly understanding the relationship between states, stoichiometric coefficients, and energy changes.
3. Apply Hess’s Law to calculate enthalpy changes for multi-step reactions, and design experiments to measure the heat of neutralization reactions.
4. Quantitative and microscopic analysis ability: Master calculation of reaction rates and their proportional relationships, and use collision theory to explain the effects of concentration, temperature, and catalysts on reaction rates.
5. Application of equilibrium principles: Understand the characteristics of chemical equilibrium states, proficiently write equilibrium constant expressions, and predict the direction of equilibrium shifts based on Le Chatelier’s Principle.
6. Comprehensive control and judgment ability: Master the criteria for determining reaction spontaneity (\Delta G), and apply rate and equilibrium theories to optimize industrial production conditions (e.g., ammonia synthesis).
7. Understand water ionization and solution acidity/basicity: Master the ion product constant of water K_w, perform simple pH calculations, and comprehend the experimental principles and procedures of neutralization titration.
8. Master salt hydrolysis rules: Analyze how different salts affect solution acidity/basicity, and apply charge conservation and material balance to handle ion concentration relationships in solutions.
9. Analyze precipitation-dissolution equilibrium: Understand the meaning of solubility product K_{sp}, and use the relationship between ion concentration quotient Q and K_{sp} to determine whether precipitation forms, dissolves, or transforms.
10. Be able to distinguish and explain the working principles of galvanic cells and electrolytic cells, and accurately write electrode reactions and overall reaction equations.