Class: 10 Subject: Science Chapter: Chapter-1 – Chemical Reactions and Equations Book / Source: NCERT Class 10 Science Textbook This chapter covers the basic concepts of chemical reactions, types of chemical reactions, chemical equations, and their balancing. Students learn how to identify reactants and products, write balanced chemical equations, and observe changes such as evolution of gas, change of color, change of state, and formation of precipitate. The chapter also includes examples of combination, decomposition, displacement, double displacement, oxidation and reduction reactions. The curriculum follows NCERT Class 10 Science guidelines.