REPORT ON CHEMISTRY 
487 
Dumas’s Cliimie appliquee aux Arts, and with Leopold Gmelin’s 
elaborate Lehrbuch , the first edition of which has lately been 
concluded. Besides these, a concise but beautifully clear ele¬ 
mentary work, by Mitscherlich, of which two parts have already 
been published at Berlin, ought to be in the hands of every 
chemist. 
II. Present state of Inorganic Chemistry . 
We are at present acquainted with fifty-four elementary sub¬ 
stances. 
Elements. 
Discovered by 
Country. 
Year. 
Reduced by 
Country. 
Year. 
Oxygen ... | 
Dr. Priestley. 
Scheele. 
England. 
Sweden. 
1774 
Chlorine. 
Scheele. 
Sweden. 
1774 
Bromine. 
Balard. 
France. 
1826 
Iodine..... 
Courtois. 
France. 
1811 
Fluorine. 
Scheele. 
Sweden. 
1771 
not yet isolated. 
Hydrogen ... 
Nitrogen. 
Carbon. 
Boron. 
Cavendish. 
Rutherford. 
Homberg. 
England. 
Scotland. 
France. 
1766 
1772 
1702 
Davy. 
\ 
England. 
1807 
Silicon . 
Acid long known. 
Berzelius. 
Sweden. 
1824 
Phosphorus . 
Sulphur. 
Brandt. 
Hamburg. 
1669 
Selenium ... 
Berzelius. 
Sweden. 
1818 
Tellurium ... 
Muller. 
Reichenstein. 
1782 
Arsenic ... j 
Arsenious acid known to Avicenna 
celsus. 
11 tli century; metal to Para- 
Antimony ... 
Knowm before 
the time of Basil Valentine, 15th century. 
Chromium ... 
Vauquelin. 
France. 
1797 
Vanadium ... 
Sefstrom. 
Sweden. 
1830 
Berzelius. 
Uranium. 
Klaproth. 
Berlin. 
1789 
Molybdenum 
Tungsten ... 
Scheele. 
Sweden. 
1778 
Hjelm. 
Sweden. 
1782 
Scheele. 
Sweden. 
1781 
D’E]hu)’art. 
1781 
Columbium . 
Hatchett. 
England. 
1801 
Berzelius. 
Sweden. 
1824 
Titanium ... 
Potassium ... 
Gregor. 
1791 
Vauquelin. 
Davy. 
France. 
England. 
1796 
1807 
Sodium. 
Lithium . 
Arfvredson. 
Sw'eden. 
1818 
? 
Barium . 
Scheele. 
1774 
1808 
Strontium . | 
Dr. Hope. 
Klaproth. 
Scotland. I 
Berlin. J 
1792 
Calcium. 
Magnesium . 
Black. 
Scotland. 
1755 
Bussy. 
France. 
1829 
Aluminum... 
Margraff. 
Germany. 
1754 
Wohler. 
Germany. 
1828 
Glucinum ... 
Vauquelin. 
France. 
1797 
Yttrium. 
Gadolin. 
Sweden. 
1794 
Cerium ... j 
Hisinger &"1 
Berzelius, j 
1804 
Mosander. 
Sweden. 
