This book is a comprehensive study proposal for understanding and deepening the new material added to the Chemistry curriculum of the 3rd grade of Lyceum according to the curriculum for the school year 2021-2022. At the same time, this book will significantly help students in the final review of all chapters of the examined material. This writing work includes:

• Detailed presentation of the theory, critical questions, and closed-type questions (1st and 2nd exam topics).
• Exercises and problems that represent all the cases that a student may encounter in the exams (3rd and 4th exam topics).
• Review theory topics and combined problems in the pattern of the Panhellenic Exams of recent years.
• Topics from the Panhellenic Chemistry Competition that approach the spirit of the Panhellenic Exams.
• The topics of the Panhellenic Exams of the last two years.