Acetylene of 180°. Acetylene was discovered in 1836 by Edmund Davy, who identified it as a "new carburet of hydrogen". It was rediscovered in 1860 by French chemist Marcellin Berthelot, who coined the name "acétylène". Berthelot's empirical formula for acetylene (CH), as well as the alternative name "quadricarbure d'hydrogène" ("hydrogen quadricarbide"), were incorrect because chemists at that time used the wrong atomic mass for carbon (6 instead of 12). Berthelot was able to prepare this gas by passing vapours of organic compounds (methanol, ethanol, etc.) through a red-hot tube and collecting the effluent. He also found that acetylene was formed by
1836 United States Senate election in Pennsylvania 1836 United States Senate election in Pennsylvania The 1836 United States Senate election in Pennsylvania was held on December 14, 1836. Future President of the United States James Buchanan was re-elected by the Pennsylvania General Assembly to the United States Senate. After Sen. William Wilkins resigned from office to become U.S. Minister to Russia, James Buchanan was elected by the General Assembly, consisting of the House of Representatives and the Senate, in 1834 to serve the remainder of the unexpired term, which was to expire on March 4, 1837. The Pennsylvania General Assembly convened on December 14, 1836, to elect