From the CISCE curriculum. 3 key concepts, about 1 day of study at 20 to 30 minutes a day.
This theme focuses on developing children’s understanding about the atom as the building block of all types of matter. Therefore, in science, it becomes important to know about the atom and its structure. In fact, everything on this earth is made up of atoms. It is the atom of an element that takes part in chemical reactions.
From the CISCE Curriculum for Classes I to VIII (2016). CISCE sets what is taught, not the textbooks, so schools use different books and there are no page numbers here. Adhian Gurus is not affiliated with CISCE.