Class notes Chemistry

Master the basics of Stoichiometry with these well-organized and easy-to-understand study notes. These notes cover all the essential topics needed for exams and practice, including: Empirical Formula – step-by-step method to find simplest ratio of elements. Molecular Formula – clear explanation with examples to calculate actual molecular composition. Molecular Mass & Formula Mass – simple definitions with solved examples for accurate understanding. Binary Ionic Compounds – explanation of formation, naming rules, and examples. These notes are perfect for high school and college students who want clear concepts, solved examples, and quick revision material. Whether you are preparing for class tests, board exams, or competitive exams, these notes will save your time and strengthen your concepts.