Nucleus of some compounds has enormous amount of energy which can be alternative to many different energy sources, used for betterment of life of a humankind. This book describes all necessary information which can be helpful to students for various competitive exams. The book has covered all aspects associated with Nucleus and it also has multiple choice questions with comlete solution, which might help student in their preparation for exams like GATE, SLATE, GCET, NEET etc.