1.1 Introduction of Chemistry & its Branches
chemistreepk.blogspot.com Introduction: Science: The knowledge which helps us in understanding our surroundings and some basic scientific concepts of the world is known as Science. It is defined as; "The knowledge which is gained from observations and experiments is known as Science ." Chemistry: "The scientific study of the structure, properties, and reactions of the chemical elements and the compounds they form is called chemistry ." In other words, we can say that "The composition, structure, properties, and reactions of a substance is known as chemistry ." The development of science and technology has provided us a lot of facilities in daily life. Imagine the role and importance of petrochemical products, medicines, and drugs, soap, detergents, paper, plastics, paints and pigments, insecticides, pesticides which all are the fruit of the efforts of chemists. The development of the chemical industry has also generated toxic wastes, contaminated water...
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