Thomas Thomson (12 April 1773 – 2 August 1852) was a Scottish chemist and mineralogist whose writings contributed to the early spread of
Dalton's atomic theory. His scientific accomplishments include the invention of the
saccharometer and he gave
silicon
Silicon is a chemical element; it has symbol Si and atomic number 14. It is a hard, brittle crystalline solid with a blue-grey metallic lustre, and is a tetravalent metalloid (sometimes considered a non-metal) and semiconductor. It is a membe ...
its current name. He served as president of the
Philosophical Society of Glasgow.
Thomson was the father of the botanist
Thomas Thomson, and the uncle and father-in-law of the Medical Officer of Health
Robert Thomson.
Life and work
Thomas Thomson was born in
Crieff
Crieff (; , meaning "tree") is a Scottish market town in Perth and Kinross on the A85 road between Perth, Scotland, Perth and Crianlarich, and the A822 road, A822 between Greenloaning and Aberfeldy, Scotland, Aberfeldy. The A822 road, A822 joins ...
in
Perthshire
Perthshire (Scottish English, locally: ; ), officially the County of Perth, is a Shires of Scotland, historic county and registration county in central Scotland. Geographically it extends from Strathmore, Angus and Perth & Kinross, Strathmore ...
, on 12 April 1773 the son of Elizabeth Ewan and John Thomson.
He was educated at Crieff Parish School and
Stirling
Stirling (; ; ) is a City status in the United Kingdom, city in Central Belt, central Scotland, northeast of Glasgow and north-west of Edinburgh. The market town#Scotland, market town, surrounded by rich farmland, grew up connecting the roya ...
Burgh School. He then studied for a general degree at the
University of St Andrews
The University of St Andrews (, ; abbreviated as St And in post-nominals) is a public university in St Andrews, Scotland. It is the List of oldest universities in continuous operation, oldest of the four ancient universities of Scotland and, f ...
to study in
classics
Classics, also classical studies or Ancient Greek and Roman studies, is the study of classical antiquity. In the Western world, ''classics'' traditionally refers to the study of Ancient Greek literature, Ancient Greek and Roman literature and ...
, mathematics, and
natural philosophy
Natural philosophy or philosophy of nature (from Latin ''philosophia naturalis'') is the philosophical study of physics, that is, nature and the physical universe, while ignoring any supernatural influence. It was dominant before the develop ...
from 1787 to 1790. He had a five year break then entered
University of Edinburgh
The University of Edinburgh (, ; abbreviated as ''Edin.'' in Post-nominal letters, post-nominals) is a Public university, public research university based in Edinburgh, Scotland. Founded by the City of Edinburgh Council, town council under th ...
to study medicine in 1795, gaining his doctorate (MD) in 1799. During this latter period he was inspired by his tutor, Professor
Joseph Black, to take up the study of
chemistry
Chemistry is the scientific study of the properties and behavior of matter. It is a physical science within the natural sciences that studies the chemical elements that make up matter and chemical compound, compounds made of atoms, molecules a ...
.

In 1796, Thomson succeeded his brother, James, as assistant editor of the ''Supplement to the Third Edition of the
Encyclopædia Britannica
The is a general knowledge, general-knowledge English-language encyclopaedia. It has been published by Encyclopædia Britannica, Inc. since 1768, although the company has changed ownership seven times. The 2010 version of the 15th edition, ...
(1801)'', contributing the articles ''Chemistry'', ''
Mineralogy
Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical mineralogy, optical) properties of minerals and mineralized artifact (archaeology), artifacts. Specific s ...
'', and ''Vegetable, animal and
dyeing
Dyeing is the application of dyes or pigments on textile materials such as fibers, yarns, and fabrics with the goal of achieving color with desired color fastness. Dyeing is normally done in a special solution containing dyes and particular ...
substances''. The Mineralogy article contained the first use of letters as
chemical symbols. In 1802, Thomson used these articles as the basis of his book ''System of Chemistry''. His book ''Elements of Chemistry'', published in 1810, displayed how volumes of different gasses react in a way that is supported by the
atomic theory
Atomic theory is the scientific theory that matter is composed of particles called atoms. The definition of the word "atom" has changed over the years in response to scientific discoveries. Initially, it referred to a hypothetical concept of ...
.
In 1802 he began teaching Chemistry in
Edinburgh
Edinburgh is the capital city of Scotland and one of its 32 Council areas of Scotland, council areas. The city is located in southeast Scotland and is bounded to the north by the Firth of Forth and to the south by the Pentland Hills. Edinburgh ...
. In 1805 he was elected a Fellow of the
Royal Society of Edinburgh
The Royal Society of Edinburgh (RSE) is Scotland's national academy of science and letters. It is a registered charity that operates on a wholly independent and non-partisan basis and provides public benefit throughout Scotland. It was establis ...
. His proposers were
Robert Jameson
image:Robert Jameson.jpg, Robert Jameson
Robert Jameson Fellow of the Royal Society, FRS FRSE (11 July 1774 – 19 April 1854) was a Scottish natural history, naturalist and mineralogist.
As Regius Professor of Natural History at the Univers ...
,
William Wright, and
Thomas Charles Hope.
Thomson dabbled in publishing, acted as a consultant to the
Scottish excise board, invented the instrument known as
Allan's saccharometer, and opposed the geological theories of
James Hutton
James Hutton (; 3 June Old Style and New Style dates, O.S. 1726 – 26 March 1797) was a Scottish geologist, Agricultural science, agriculturalist, chemist, chemical manufacturer, Natural history, naturalist and physician. Often referred to a ...
, founding the
Wernerian Natural History Society of Edinburgh as a platform in 1808. In March 1811, he was elected a
Fellow of the Royal Society
Fellowship of the Royal Society (FRS, ForMemRS and HonFRS) is an award granted by the Fellows of the Royal Society of London to individuals who have made a "substantial contribution to the improvement of natural science, natural knowledge, incl ...
and in 1815 was elected a corresponding member of the
Royal Swedish Academy of Sciences
The Royal Swedish Academy of Sciences () is one of the Swedish Royal Academies, royal academies of Sweden. Founded on 2 June 1739, it is an independent, non-governmental scientific organization that takes special responsibility for promoting nat ...
. In 1813 he founded ''
Annals of Philosophy'' a leader in its field of commercial scientific periodicals.
In 1817, he gave silicon its present name, rejecting the suggested "silicium" because he felt the element had no metallic characteristics, and that it chemically bore a close resemblance to boron and carbon.
In 1817, Thomson became lecturer in and subsequently
Regius Professor of Chemistry at the
University of Glasgow
The University of Glasgow (abbreviated as ''Glas.'' in Post-nominal letters, post-nominals; ) is a Public university, public research university in Glasgow, Scotland. Founded by papal bull in , it is the List of oldest universities in continuous ...
, retiring in 1841. In 1820, he identified a new
zeolite
Zeolites are a group of several microporous, crystalline aluminosilicate minerals commonly used as commercial adsorbents and catalysts. They mainly consist of silicon, aluminium, oxygen, and have the general formula ・y where is either a meta ...
mineral, named
thomsonite in his honour.
He lived his final years at 8 Brandon Place in Glasgow. He died at
Kilmun in
Argyllshire in 1852, aged 79. There is a memorial for him at the
Glasgow Necropolis
The Glasgow Necropolis is a Victorian era, Victorian cemetery in Glasgow, Scotland. It is on a low but very prominent hill to the east of St. Mungo's Cathedral, Glasgow, Glasgow Cathedral (St. Mungo's Cathedral). Fifty thousand individuals have ...
.
Family
In 1816, he married Agnes Colquhoun.
He was uncle and father-in-law to
Robert Dundas Thomson.
Honours
*Fellow of the
Royal Society of Edinburgh
The Royal Society of Edinburgh (RSE) is Scotland's national academy of science and letters. It is a registered charity that operates on a wholly independent and non-partisan basis and provides public benefit throughout Scotland. It was establis ...
(1805)
*Fellow of the
Royal Society
The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. The society fulfils a number of roles: promoting science and its benefits, re ...
, (1811)
Artistic Recognition
He was portrayed by
John Graham Gilbert.
Selected writings
*''System of Chemistry'' (1802)
''The Elements of Chemistry''https://log-web.de/chemie/thomson/elements.php#m02 ] (1810)
''History of the Royal Society, from its institution to the end of the eighteenth century''(1812)
''An Attempt to Establish the First Principles of Chemistry by Experiment''(1825)
''History of Chemistry''(1830)
''A System of Chemistry of Inorganic Bodies''(7th ed. 1831, 4 vols.; originally 1802)
''Chemistry of Animal Bodies''(1843)
*''Outlines of Mineralogy and Geology'' (1836)
*''Chemistry'' (article in 7th edition of Encyclopedia Britannia) (1842)
From 1813 to 1822 he was Editor of the ''
Annals of Philosophy''.
In culture
In June 2011, Russian artist Alexander Taratynov installed a life-size statue of French architect
Jean-François Thomas de Thomon, Thomas de Thomon (1760–1813) in
Saint Petersburg
Saint Petersburg, formerly known as Petrograd and later Leningrad, is the List of cities and towns in Russia by population, second-largest city in Russia after Moscow. It is situated on the Neva, River Neva, at the head of the Gulf of Finland ...
. The statue is part of ''The Architects'', a bronze sculptural group depicting the great architects of Russian Empire as commissioned by
Gazprom
PJSC Gazprom ( rus, Газпром, , ɡɐsˈprom) is a Russian State-owned enterprise, majority state-owned multinational Energy industry, energy corporation headquartered in the Lakhta Center in Saint Petersburg. The Gazprom name is a contract ...
and installed in
Alexander Park. In 2018 associate of
Shchusev Museum of Architecture Kirill Posternak discovered a mistake. Taratynov admitted he used a picture he found on
Wikipedia
Wikipedia is a free content, free Online content, online encyclopedia that is written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki. Founded by Jimmy Wales and La ...
to base the statue on, and that it was actually an image of the Scottish chemist Thomas Thomson – he blamed Wikipedia for the error but also himself for not checking with a historian to verify it was accurate.
Notes
References
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Further reading
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{{DEFAULTSORT:Thomson, Thomas
1773 births
1852 deaths
19th-century Scottish chemists
19th-century British geologists
People from Crieff
Burials at the Glasgow Necropolis
Fellows of the Royal Society of Edinburgh
Fellows of the Royal Society
Fellows of the Linnean Society of London
Members of the Royal Swedish Academy of Sciences
Scottish inventors
Scottish mineralogists
People educated at the High School of Dundee
Alumni of the University of St Andrews
Alumni of the University of Edinburgh
Scottish encyclopedists
Scottish publishers (people)
Regius Professors
Scottish travel writers