Introducing 9th Class Chemistry Syllabus

Matter in Our Surroundings: This chapter explores the characteristics of particles of matter, the different states of matter, and the
process of evaporation.

Is Matter Around Us Pure?: It delves into the composition of mixtures, solutions, and the methods used to separate the
components of a mixture. It also covers the distinction between physical and
chemical changes.

Atoms and Molecules: This section introduces the laws of chemical combination, the concept of atoms and molecules, and the mole
concept, which is pivotal in understanding the quantitative aspects of chemical
composition.

Structure of the Atom: The chapter discusses various atomic models including Thomson’s, Rutherford’s, and Bohr’s models. It also
explains concepts such as valency, atomic number, mass number, and isotopes.