Atkins' Physical Chemistry is widely acknowledged by students and lecturers around the globe to be the textbook of choice for studying physical chemistry. The exceptional quality of previous editions has been built upon to make the twelfth edition of Atkins' Physical Chemistry even more closely suited to the needs of both lecturers and students. The writing style has been refreshed in collaboration with current students of physical chemistry in order to retain the clarity for which the book is recognized while mirroring the way that students read and engage with information. The new edition is now available as an enhanced e-Book, which offers a richer, more dynamic learning experience. It does this by incorporating digital enhancements that are carefully curated and thoughtfully inserted at meaningful points to enhance the learning experience. In addition, it offers formative auto-graded assessment materials to provide students with regular opportunities to test their understanding.