About
Professor Hugh Marshall FRS FRSE FCS (7 January 1868-5 September 1913) was a Scottish chemist who discovered persulphates in 1891. He was the inventor of Marshall's acid. In 1902 he proposed the modified sign of equality ↽ − − ⇀ {\\displaystyle {\\ce {<=>}}} which became standard in chemistry to represent dynamic equilibrium.
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| Born |
7 January 1868
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| Died |
5 September 1913 (aged 45)
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| Zodiac | Capricorn |
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