course focuses on some concepts of general chemistry and the basic of organic chemistry. It starts with the general part covering: Units & Measurements, atomic structure and periodic properties, types of chemical reactions, mole & mass relationships in chemical reactions, chemical bonding, ionic and covalent compounds, solutions, and acids/bases. The second part of this course includes the basic principles of organic chemistry, such as structures of different functional groups, naming, physical properties, preparation and some basic reactions and mechanisms. The course also covers all kind of isomers and stereochemistry.