{"ok":true,"q":"Chemical Symbols and Formulas","n":267,"results":[{"id":"class_09\/science\/chapter_03_atoms_and_molecules","title":"Chapter 3 — Atoms And Molecules","class_num":9,"subject":"science","subject_label":"Science","summary":"This chapter introduces the basic building blocks of matter — atoms and molecules — and explains how they combine to form elements and compounds. Starting from historical laws of c","topic":"Writing Chemical Formulae","anchor":"topic-9"},{"id":"class_10\/science\/chapter_01_chemical_reactions_and_equations","title":"Chapter 1 — Chemical Reactions And Equations","class_num":10,"subject":"science","subject_label":"Science","summary":"This chapter introduces chemical reactions and their concise representation using chemical equations. It begins with observable signs of chemical change (colour change, gas evoluti","topic":"Chemical Equations: Symbols and Conventions","anchor":"topic-3"},{"id":"class_11\/chemistry\/chapter_01_some_basic_concepts_of_chemistry","title":"Chapter 1 — Some Basic Concepts Of Chemistry","class_num":11,"subject":"chemistry","subject_label":"Chemistry","summary":"This chapter 'Some Basic Concepts of Chemistry' introduces the fundamental ideas and numerical tools that form the foundation of chemical study. It explains how chemists describe m","topic":"","anchor":""},{"id":"class_11\/mathematics\/chapter_01_sets","title":"Chapter 1 — Sets","class_num":11,"subject":"mathematics","subject_label":"Mathematics","summary":"Introduction: The chapter \"Sets\" (NCERT Class 11 Mathematics) introduces the foundational language and concepts of modern mathematics. A set is a well-defined collection of distinc","topic":"","anchor":""},{"id":"class_12\/physics\/chapter_04_atoms","title":"Chapter 12 — Atoms","class_num":12,"subject":"physics","subject_label":"Physics","summary":"This chapter introduces the atomic structure as revealed by early 20th-century experiments and the first successful quantum model of the atom (Bohr model). Beginning with Rutherfor","topic":"","anchor":""},{"id":"class_11\/biology\/chapter_09_biomolecules","title":"Chapter 9 — Biomolecules","class_num":11,"subject":"biology","subject_label":"Biology","summary":"This chapter introduces biomolecules — the organic and inorganic chemical compounds that make up living organisms. It explains why biomolecules (carbohydrates, proteins, lipids, nu","topic":"","anchor":""},{"id":"class_11\/physics\/chapter_02_units_and_measurement","title":"Chapter 2 — Units And Measurement","class_num":11,"subject":"physics","subject_label":"Physics","summary":"This chapter introduces the language of physics: units, measurements, and the treatment of experimental uncertainty. It begins with physical quantities (base and derived), the Inte","topic":"","anchor":""},{"id":"class_11\/chemistry\/chapter_04_organic_chemistry_some_basic_principles_and_techniques","title":"Chapter 4 — Organic Chemistry Some Basic Principles And Techniques","class_num":11,"subject":"chemistry","subject_label":"Chemistry","summary":"This chapter introduces the foundations of organic chemistry — the chemistry of carbon compounds — and the laboratory techniques used to study them. It explains why carbon forms a ","topic":"","anchor":""},{"id":"class_06\/science\/chapter_15_air_around_us","title":"Chapter 15 — Air Around Us","class_num":6,"subject":"science","subject_label":"Science","summary":"This chapter introduces 'Air Around Us' — the invisible mixture of gases that surrounds the Earth and forms the atmosphere. It explains why air is essential for life and many natur","topic":"","anchor":"sec-practice"},{"id":"class_06\/science\/chapter_12_electricity_and_circuits","title":"Chapter 12 — Electricity And Circuits","class_num":6,"subject":"science","subject_label":"Science","summary":"Introduction: This chapter introduces basic ideas about electricity and simple electric circuits. Students learn how electric charge moves in a closed path to make appliances work ","topic":"","anchor":""}]}