The son of a civil engineer, Nobel Prize-winning Scottish chemist William Ramsay revolutionized science with his pathbreaking discovery of the noble gases, thus forming an entirely new segment of the periodic table. He is also remembered for his long association with UCL. He was knighted for his achievements.
Alfred Werner was a Swiss chemist who is credited with developing the fundamental for modern coordination chemistry. In 1913, he became the first inorganic chemist to receive the prestigious Nobel Prize in Chemistry, which he won for proposing the correct configuration of transition metal complexes.
Henri Moissan was a French chemist and pharmacist. He is best known for his work in isolating fluorine from its compounds, an achievement that earned him the 1906 Nobel Prize in Chemistry. He was one of the original members of the International Atomic Weights Committee. He also made significant contributions to the production of artificial diamonds.
Paul Hermann Müller was a Swiss chemist known for his discovery of insecticidal qualities and the use of DDT in the control of vector diseases. He received the 1948 Nobel Prize in Physiology or Medicine for this work. He began his career as a research chemist and later became the Deputy Director of Scientific Research on Substances for Plant Protection.