The book "General Engineering Chemistry (Volume-I)" is meant to provide a small but valuable sample of contemporary research activities around the world in this field and it is expected to be useful to a large number of students and basic researchers. Through its 5 chapters, the reader will have access to works related to the theory, principles, and concepts of various topics including inorganic molecular orbital theories, band structure diagrams, water treatment processes, electrochemical principles, electrodes, batteries, fuel cells, corrosion, stereochemistry, reaction mechanism, synthesis...