He is a great person who has done great work that others cannot achieve. Ostwald is truly a great man, who is loved and respected more than any contemporary chemist—— American chemist and member of the National Academy of Sciences, Bancroft

Throughout his life, new ideas were constantly surging in his mind, and his fluent writing was constantly spreading the truths he had seen through his holes into the darkness... Ostwald made a lasting and brave struggle for the great cause—— British chemist and proposer of the "Donnan equilibrium" F.G. Donnan

This scholar, known as the 'Senior Universal Doctor', has multiple talents. Moreover, his outstanding contributions are not limited to chemistry and color studies. He is an extraordinary 'genius synthesis'—— Li Xingmin, Professor and Translator of the University of the Chinese Academy of Sciences

★ The classic masterpiece of Ostwald, Nobel Prize winner in Chemistry and "Advanced Doctor of All trades"!
★ The author has changed his manuscript three times and has been reprinted countless times worldwide, with over 100000000 readers! Each European and American student has a copy, which will be reprinted in one edition.
★ Rich in illustrations, precise translation and annotations, comprehensive content covering atoms, molecules, elements, mixtures, etc
★ The dialogue between teachers and students is both lively and harmonious, with a novel form.

What happens when a philosopher teacher encounters a tricky student?

The whole book adopts the genre of teacher-student dialogue, with the chemistry laboratory as the story scene. Through colloquial, personalized, and entertaining language, it presents all the chemical knowledge that readers should know and need to know, such as atoms, molecules, elements, metals, non metals, compounds, acids, and bases, in a simple and understandable manner, making it fascinating and engaging.

Ostwald
In 1909, he was awarded the Nobel Prize in Chemistry and the founder of the Ostwald color system, known as the "Father of Physical Chemistry" and the "Advanced Universal Doctor". He has made pioneering work in catalysis, chemical equilibrium, chemical reaction rate, and ammonia to nitric acid production; I have written 45 books, 500 scientific papers, 5000 review articles, and edited 6 journals.