This book is written specifically for the students of intermediate (or Higher Secondary) standard. Keeping in view of the standard of their education, the book is written in simple and lucid language. Each of the experiments written in the book comprises necessary introductions and theoretical details alongwith stepwise procedure for performing practicals, so that they can easily follow this book in their Laboratory classes. Whenever needed the experiments are followed by Viva-Vice questions along with their answers. These questions will help the students to guide them for their college practical examinations in advance.