This book presents an extensive collection of diverse types of worked out examples, practice problems and multiple choice questions. The aim is to gain adequate expertise in solving a variety of numerical, conceptual and descriptive questions. The level of questions ranges from the fundamental to the advanced, with the hope that the book will be found useful by a wide spectrum of students at all levels. The book is primarily intended as a companion to textbooks in physical Chemistry. The incorporation of different types of multiple choice questions will aid the student to comprehend the subtle aspects of each topic.