Henry Edward Armstrong

Henry Edward Armstrong ( born May 6, 1848 in Lewisham, London, † July 13, 1937 ) was an English chemist.

He came as the son of Richard Armstrong to the world. From 1859 to 1864 Armstrong visited the Colfe 's School in London. He then studied at the Royal College of Chemistry in Hofmann and Frankland and then at Kolbe at Leipzig. In 1869 he received a doctorate in phil. and then became a teacher of Chemistry at St Bartholomew 's Hospital.

Armstrong was since 1871 a professor of chemistry at the London Institution. He was Assistant Examiner in Chemistry at the University of London. In 1911 he was forced to resign as a professor of chemistry at Central Technological College. From 1914 he worked as a freelance chemist.

From 1875 to 1893 he was secretary of the Chemical Society, 1894/95 the President and then Vice President. In 1876 he became a member of the Royal Society.

Armstrong married in 1877 Frances Lavers. His son Edward Frankland Armstrong was like the father a member of the Royal Society. Armstrong died in 1937 and was cremated at Golders Green Crematorium.

He examined the nature of the bonds in the benzene molecule and published in 1887 a central benzene formula ( Armstrong - Baeyer benzene formula ). He also delivered significant work on terpenes, camphor and derivatives thereof, and the chemistry of naphthalene and the development of synthetic dyes. In 1888, he developed the theory of color Chino, according to the only substances that can form quinoid systems, are colored.

Honors and offices

Armstrong was a member ( "Fellow" ) was added in 1876 to the Royal Society, in 1911, the Davy Medal awarded him. In 1885 he was president of the British Association.