Edwin Hill

Edwin HillIn science, Edwin Allston Hill (1850-1929) was an American chemist noted for his 1900 system, the so-called “Hill order” (see: CHNOPS), for ordering elements in a molecular formula. Hill's molecular formula ordering system was first used by the classification division of the US Patent Office in 1907. [1]

Hill completed his BA in 1875 at Yale University, followed by an MA, after which he served as a lawyer and civil engineer for various railroads prior to 1895. In 1901, he switched gears, and completed an MS in chemistry, with a thesis on “Properties of Compounds of Antimony”, followed by a PhD in 1903, with a dissertation on “The Constitution of Certain Halogen Oxyacids as Inferred from Thermochemical Data”, both at George Washington University, where after he became a professor of chemistry, remaining there until 1926. [3]

See also

1. Hill, Edwin A. (1907). “The Chemical Card Index of the Patent Office”, US Patent Office.
2. Staff. (1929). “Obituary: Edwin Allston Hill” (abs), Chemical Engineering News, 7(21):11.

External links
Edwin Allston Hill – WorldCat Identities.

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