Explore the concept of Double Bond Equivalent (DBE) and isomer structures in organic chemistry through this comprehensive 26-minute video tutorial. Learn about different types of isomers, including chain and positional isomers, and understand how to calculate DBE for various molecular formulas. Dive into detailed explanations of structures with different DBE values, from 0 to 4, covering single bonds, double bonds, triple bonds, and ring structures. Gain practical knowledge on identifying and drawing isomers for compounds like C4H8, C3H6O, and C5H12O. Master the relationship between molecular structure and DBE, enhancing your understanding of organic compound analysis and structural determination.